Best Keystone in 2026

CUSHIONED ABRASIVE SANDING TWIGS ideal solution to the age old issue of sanding in small, tight spaces. Can be used on just about any type of material including, wood, metal, plastics, resins and more! Each twig has a polystyrene core layered with foam and sandpaper which creates a receptive cushioned abrasive surface. This comes in really handy with more delicate materials and projects.

VERY STRONG ADHESIVE - The adhesive will maintain its bond and not peel away when used under normal working conditions. These twigs are not meant for industrial or commercial use and should not be used to remove large amounts of material. These are less of a polishing tool and more of a file when comparing to other similar types of sanding sticks or twigs. They are ideal for de-burring small tight areas that are normally hard to get to.

THE GRITS IN THIS KIT - Fine, medium, and coarse grits will be found on these pencil sized detailing sanders. But to be more specific here are the grits you can expect to see may be: 80, 100, 120, 180, 220, 240, 320. If you see red the grit is 80, Yellow is 240, Light blue is 240 and dark blue is 120. If you see black, gray or white it can be anything between 80 and 240. Each 100 piece assortment pack is different.

The Sanding Mouse Mini is not only named to describe a tiny sander, it actually is tiny. Measuring in at approximately 2 ½” long by 1” wide, you’ll be able to sneak this little sander into the tightest of spaces. If you’ve ever tried to sand small, tight areas like in between railings, vertical slats or anywhere that’s hard to reach then you know how frustrating it can be. These examples and more are exactly where the Sanding Mouse Mini excels!

Made from a super lightweight composite material the Sanding Mouse Mini is perfect for prolonged sanding sessions. The sander is ergonomically shaped for an extra comfortable grip that fits right into the palm of your hand.The narrow slope allows you to place just the right amount of pressure as needed with your index finger. It’s soft enough and forgiving enough to handle concave and convex surfaces. This makes it perfect for a wide variety of sanding applications.

The Sanding Mouse Mini comes with 50 strips of high quality gold hook and loop backed sandpaper. Each strip is cut to size so it can be applied and removed as needed. Adding a strip is as simple as placing the hook and loop backing of the strip on to the Sanding Mouse Mini and pressing into place. Removing a strip is just as easy. Simply pull the strip off by grabbing a corner and pulling the strip off. It literally takes seconds to change out strips of sandpaper!

Reliable Air Conditioning: Keystone proudly produces consistent cooling to provide you comfort even on the hottest days; Our powerful 18,000 BTU window air conditioner is what you need to efficiently cool your apartment, bedroom, garage or any larger sized room up to 1000 Sq.Ft.

Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 3.8 pints of moisture from the air is removed every hour with the efficient built-in dehumidification system

Smart Remote Control: The remote control takes the temperature of the room you are in, displays it on the LCD screen and sends a signal to your AC unit every 3 minutes for accurate cooling, no matter where you are in your home

Reliable Air Conditioning: Keystone proudly produces consistent cooling to provide you comfort even on the hottest days; Our powerful 15,000 BTU window air conditioner is what you need to efficiently cool your apartment, bedroom, garage or any large sized room up to 700 Sq.Ft.

Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 3.2 pints of moisture from the air is removed every hour with the efficient built-in dehumidification system

Washable Filter: The check filter indicator light will alert you when it is time to clean; Just simply slide the washable, reusable filter out of the unit and clean

Reliable Air Conditioning: Keystone proudly produces consistent cooling to provide you comfort even on the hottest days; Our powerful 5,000 BTU window air conditioner is what you need to efficiently cool your apartment, bedroom, garage or any small room up to 150 Sq.Ft.

Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 1.3 pints of moisture from the air is removed every hour with the efficient built-in dehumidification system

Quiet Operation: Perfect for your bedroom or nursery with a low noise level of 49dB which will not disturb the daily routine in your home so you can get a good night's sleep, watch TV peacefully, or work without distraction

Powerful Cooling: The 5,000 BTU window mounted air conditioner will provide powerful cooling for any small sized room while offering dehumidification up to 1.3 pints per hour. Ideal for bedrooms, bathrooms, dorm rooms, sheds, garages and more.

Smart Remote Control: With a thermostat built into the remote control, it's able to sense the temperature of the room and adjust as needed. The 'Follow Me' remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

Washable Filter: The easy clean washable and reusable tilt-out mesh filter will provide durability for your unit with hassle free maintenance. The check filter indicator light will alert you when it is time to clean.

Powerful and Reliable Cooling Source: The 8, 000 BTU air conditioner for window-mounted installation is what you need to efficiently cool your apartment, bedroom, living room, or any environment!

Quick Cooling: Cools a room up to 350 sq. ft. with dehumidification up to 1.9 pints per hour.

The Design Allows for Quiet Operation: (49 dBA on low). So you can get a good night's sleep, watch TV peacefully, or work without distraction. Run this AC unit to cool your room at any time without disturbance!

Quick to Cool: The 10,000 BTU air conditioner for window-mounted installation is what you need to efficiently cool your apartment, bedroom, living room, or any environment!

Functionality: Cools a room up to 450 sq. ft. with dehumidification up to 2.3 pints per hour.

Temperature Sensing “Follow Me” Remote Control: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

Quick to Cool: The 6,000 BTU air conditioner for window-mounted installation is what you need to efficiently cool your apartment, bedroom, living room, or any environment!

Functionality: Cools a room up to 250 sq. ft. with dehumidification up to 1.5 pints per hour.

Temperature Sensing “Follow Me” Remote Control: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

Detail sanding can be very tedious work, especially when your sanding things like wooden toys, plastic scale models, wood turnings or most any small project. We often settle for a piece of sandpaper, fold it multiple times and struggle to get into tight spaces. With the perfectly sized Keystone Sanding Twigs, this becomes a thing of the past. With the 1/8 inch thick, flexible foam core, laminated with a double sided abrasive, you’ll be able to sand those hard to reach areas and more!

The narrow size of the Keystone Sanding Twigs make them ideal for many types of projects. Woodworkers love these unique twigs for sanding applications like dowel holes and dovetail corners for great fitting joinery. Woodworkers also use these sticks for many different small projects like wooden toys and wood turnings. Many scale model builders use this style of sanding twig for easily working the trim on the plastic parts when the models are taken apart from the runner (parts holder)

You’ll find multiple uses for these sanding twigs all around your home, workshop or hobby shop. From de-burring small pipes, to your working on your latest arts and crafts project, these twigs are the perfect choice to get the job done. The size and shape makes them perfect for just about any smaller object that needs to be detail sanded.

Reliable Heat & Cool: Our powerful cooling and heating 8,000 BTU cooling capacity / 4,200 BTU supplemental heating capacity wall unit can efficiently provide comfort all year long for any small to medium sized room in your home up to 350 Sq.Ft..Frequency : 60 hertz

All in One Unit: Enjoy powerful cooling, supplemental heating, dehumidification up to 2.1 pints per hour, and fan circulation all in one compact unit with on-board electronic controls, 3 fan speeds, sleep function, and a programmable 24-hour on/off timer

Space Saving Design: Keep your window view and floor space with this wall-mounted air conditioner; Easy installation with standard universal interior trim kit

Energy Star Rated: With a 10.5 energy efficiency ratio (EER), this 12,000 BTU through the wall air conditioner can effectively cool rooms up to 550 sq. ft and dehumidify up to 2.5 pints per hour. Perfect for medium to large bedrooms, living rooms, basements, bathrooms, or family rooms. (Product is not suitable for window installation).

Smart Remote Control: With a thermostat built into the remote control, it's able to sense the temperature of the room and adjust as needed. The 'Follow Me' remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

Front Access Filter: Let’s face it. Filters collect dust. With our front-access design, cleaning that dusty filter is a piece of cake. Simply pull it out, vacuum or rinse and dry, and slide back into place for a reliable clean. An easy clean washable and reusable mesh filter makes maintenance hassle free. The unit will alert you through the Check Filter signal when it is time to clean.

Superior Cooling and Heating: With a 9.5 energy efficiency ratio (EER), this 12,000 BTU through the wall air conditioner can effectively cool rooms up to 550 sq. ft and dehumidify up to 2.5 pints per hour. (Product is not suitable for window installation)

230-Volt/20-Amp Electrical Outlet Required: This air conditioner has a 6.5ft power cord with a NEMA 6-20P grounding plug that will not fit a standard 115V electrical outlet.

Temperature Sensing Follow Me Remote Control: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

Energy Star Rated: With a 10.6 energy efficiency ratio (EER), this 10,000 BTU through the wall air conditioner can effectively cool rooms up to 450 sq. ft and dehumidify up to 2.3 pints per hour. Perfect for medium to large bedrooms, living rooms, basements, bathrooms, or family rooms. (Product is not suitable for window installation).

Smart Remote Control: With a thermostat built into the remote control, it's able to sense the temperature of the room and adjust as needed. The 'Follow Me' remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

Front Access Filter: Let’s face it. Filters collect dust. With our front-access design, cleaning that dusty filter is a piece of cake. Simply pull it out, vacuum or rinse and dry, and slide back into place for a reliable clean. An easy clean washable and reusable mesh filter makes maintenance hassle free. The unit will alert you through the Check Filter signal when it is time to clean.

Energy Star Rated: With a 10.5 energy efficiency ratio (EER), this 12,000 BTU through the wall air conditioner can effectively cool rooms up to 550 sq. ft and dehumidify up to 2.5 pints per hour. Perfect for medium to large bedrooms, living rooms, basements, bathrooms, or family rooms. (Product is not suitable for window installation).

Smart Remote Control: With a thermostat built into the remote control, it's able to sense the temperature of the room and adjust as needed. The 'Follow Me' remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

Front Access Filter: Let’s face it. Filters collect dust. With our front-access design, cleaning that dusty filter is a piece of cake. Simply pull it out, vacuum or rinse and dry, and slide back into place for a reliable clean. An easy clean washable and reusable mesh filter makes maintenance hassle free. The unit will alert you through the Check Filter signal when it is time to clean.

【 DURABLE AND INDESTRUCTIBLE 】: Made with grade 304 Steel, the Keystone Tablet is the long term solution to helping you safely store and backup your crypto seed phrase due to its resistance to corrosion. The various screws present in the tablet help protect it against deformation. It is also designed to have a fireproof threshold of 1399 to 1455°C / 2550 to 2651°F (House fires go up to 649℃ / 1200°F).

【 SLEEK AND EFFICIENT DESIGN 】: Slightly bigger than a credit card, the Keystone Tablet is very portable. Easily access the contents of the tablet by sliding it open. You also can make use of the built-in keyhole to secure your mnemonics with a physical lock as well. All alphabetical letters come with anti-tampering stickers and are laser engraved to ensure they are resistant to corrosion.

【 SEED PHRASE STORAGE 】: Supports 12, 18 or 24 word seed phrases (Only first 4 letters of each word needed).Suitable for all types of cryptocurrencies (Bitcoin, Ethereum, Ripple, Litecoin, Dogecoin, Cardano, B【 HUGE RANGE OF COMPATIBILITY 】: Compatible with all BIP39 hardware and software wallets (Ledger Nano X, Trezor, Bitbox, KeepKey, Coldcard, MetaMask, Coinbase Wallet, Electrum, Mycelium, Exodus, Wasabi Wallet, Opolo, Cobo, ZenGo, CoinSmart etc.). inance Coin, Shiba Inu, Avalanche, Solana, Terra, Polygon, USDC, USDT etc.)

2014 Energy Star 11. 2 EER rating

6, 000 BTU air conditioner for window-mounted installation uses standard 115-volt electrical outlet

Cools a room up to 250 sq. ft. with dehumidification up to 1. 5 pints per hour

Quit using a sandpaper wrapped tongue depressor or emory board to get into those tough to reach areas. The Sanding File works just like a normal file does. Thats what makes this tool so unique! It gives you the look and feel of a tool that you already know how to use and it feels just right in your hand when you're using it. The only real difference between it and a file is that this file uses sandpaper instead of a metal abrasive.

This allows you to sand those wooden areas that are normally hard to reach with bulky and hard to handle sanding blocks. It definitely beats folding, paper and folding the paper again to try and get in that tight spot.

The Sanding File has a clip system that easily accepts the sandpaper strips that are included with the tool.

HEAT/COOL AIR CONDITIONER: 18,500 BTU cooling capacity / 16,000 BTU supplemental heating capacity to effectively cool or heat your apartment, bedroom, living room, or home to the temperature that is right for you.

POWERFUL HEATING OPTION: Supplemental heat capability provides an additional heat source to your main heat source when outdoor temperatures are above 45°F for your convenience. The unit has 3 cooling speeds, 3 fan speeds, and 1 heat speed for multi-seasonal use.

FUNCTIONALITY: Designed for a room up to 1000 sq. ft. with dehumidification up to 3.8 pints per hour. Has an adjustable 4-way air flow direction allows you to easily control the direction of the cool air

CUSHIONED ABRASIVE SANDING TWIGS are the ideal solution to the age old issue of sanding in small, tight spaces. Not only are these twigs perfect for small spaces, they can be used on just about any type of material including, wood, metal, plastics, resins, composites, MDF and a whole lot more! Each twig has a polystyrene core layered with foam and sandpaper which creates a receptive cushioned abrasive surface. This comes in really handy with more delicate materials and projects.

VERY STRONG ADHESIVE - The adhesive will maintain its bond and not peel away when used under normal working conditions. These twigs are not meant for industrial or commercial use and should not be used to remove large amounts of material. These are less of a polishing tool and more of a file when comparing to other similar types of sanding sticks or twigs. They are ideal for de-burring small tight areas that are normally hard to get to.

KEY FEATURES - Great for a tight sanding spot, will work in hard to reach corners, will remove paint, polish and more. Will reach spots that pads, blocks, belts and discs can't. Own that micro project and upgrade from regular sheets of sandpaper. The bottom lie is that you will be able to sand in areas that you normally would not have been able to reach with the Keystone Cushioned Abrasive Sanding Twigs.

Reliable Heat & Cool: Our powerful 12,000 BTU cooling capacity / 1,000 BTU supplemental heating capacity wall unit can efficiently provide comfort all year long for your living room, garage, multiple rooms on the same floor - any large space up to 550 Sq.Ft..Air flow efficiency : 279 cubic_feet_per_minute_per_watt

All in One Unit: Enjoy powerful cooling, supplemental heating, dehumidification up to 2.5 pints per hour, and fan circulation all in one compact unit with on-board electronic controls, 3 fan speeds, sleep function, and a programmable 24-hour on/off timer

Smart Remote Control: The I Sense remote control takes the temperature of the room you are in, displays it on the remote's LCD screen and sends a signal to your AC unit every 3 minutes for accurate cooling, no matter where you are in your home

Heat/Cool Air Conditioner: 8,000 BTU cooling capacity / 3,500 BTU supplemental heating capacity to effectively cool or heat your apartment, bedroom, living room, or home to the temperature that is right for you.

Powerful Heating Options: Supplemental heat capability provides an additional heat source to your main heat source when outdoor temperatures are above 45°F for your convenience. The unit has 3 cooling speeds, 3 fan speeds, and 1 heat speed for multi-seasonal use.

Functionality: Designed for a room up to 350 sq. ft. with dehumidification up to 1.9 pints per hour. Has an adjustable 4-way air flow direction allows you to easily control the direction of the cool air!

Detail sanding can be very tedious work, especially when your sanding things like wooden toys, plastic scale models, wood turnings or most any small project. We often settle for a piece of sandpaper, fold it multiple times and struggle to get into tight spaces. With the uniquely shaped Keystone Detail Sanding Sticks, this becomes a thing of the past. With the pointed tip and the wide bodied stick, you’ll be able to sand those hard to reach areas and more!

The pointed tip on the Keystone Detail Sanding Sticks makes them ideal for a large variety of projects. Woodworkers love these sticks for sanding applications like dowels and dovetails for great fitting joinery. Woodworkers also use these sticks for many different small projects like wooden toys and wood turnings. Many scale model builders and hobbyists use this style of sanding stick for easily working the trim on the plastic parts when the models are taken apart from the runner (parts holder)

You’ll find multiple uses for these sanding sticks all around your home, workshop or hobby shop. You can even use these sanding sticks like emery boards for filing your fingernails. The size and shape makes them perfect for just about any smaller object that needs to be detail sanded or filed.

100% air-gapped hardware wallet: securely and conveniently send and receive crypto assets via QR code.Your private key will be stored in the secure element and will never leave there. The firmware of the Secure Element, hardware design (circuit diagram and BOM), hardware wallet application layer, and some parts of the hardware wallet operating system layer are open sourced.

Multicoin and BTC-only firmwares available: the multicoin firmware supports 1000+ cryptocurrencies including BTC, ETH, USDT, BCH, XRP, TRX, LTC, DASH, DOT, KSM and tokens of ETH, TRX. The BTC-only firmware is compatible with 10+ 3rd party software including but not limited to Bluewallet, Electrum, Specter, SushiSwap, MetaMask, etc.

Advanced features: PSBT BTC multi-sig, ETH multi-sig, cold staking, decodable DeFi transaction via ABI, etc. More new features are coming soon.

🇺🇸 The MADE IN THE USA 🇺🇸 , Keystone Abrasive 5 pack assortment includes 1 ea; 80x, 100x, 120x, 150x, 220x

These are industrial grade 3" x 21" EX sanding belts. EX is the replacement for "X" weight aluminum oxide poly cotton coated abrasive material, with a semi-closed coat. It is versatile and provides outstanding performance for the money. EX is good for general sanding of both wood or metal.

Antistatic, washable plus an additive in the resin to resist loading.

Convenient Cooling: This Keystone air conditioner fits your standard sliding and casement windows. It’s a reliable choice for apartments, bedrooms, living rooms, home offices, or attics. It is rated 8,000 BTUs based on the ASHRAE standard and 5,000 BTUs based on the DOE standard - best used in a room up to 350 square feet.

3 Functions in 1: Enjoy powerful cooling, dehumidification (up to 0.9 pints per hour), and fan circulation all in one compact unit with on-board electronic controls, 3 fan speeds, and an energy saving mode.

Control Your Comfort: 4-way air direction control allows you to direct the air where you need it most for optimal comfort.

CONVENIENT PORTABLE COOLING: This Keystone portable AC is a reliable choice for apartments, bedrooms, living rooms, home offices, or attics. It is rated 10,000 BTUs based on the ASHRAE standard and 6,500 BTUs based on the DOE standard - best used in a room up to 350 square feet.

FOLLOW ME REMOTE CONTROL: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

3 FUNCTIONS IN 1: Enjoy cooling, dehumidification (up to 2.6 pints per hour), and fan circulation all in one compact unit with on-board electronic controls, 3 fan speeds, sleep function, and a programmable 24-hour on/off timer.

Powerful Cooling for Medium Rooms: This Keystone KSTAP05PHA portable air conditioner is best used in medium-sized rooms up to 200 sq. ft, such as apartments, family rooms, living rooms, or dorm rooms. It’s rated as 9,000 BTUs based on the ASHRAE standard and 5,000 BTUs based on the SACC standard.

I Sense temperature sensing and room temperature display button ensures maximum comfort and a room that is always cooled to your liking.

Thoughtful Technology: Our front self-adjustable air flow louvers move air around the room while cooling. Sleep mode gradually increases room temperature, saving you energy and money while you sleep. Auto-restart saves your settings during a power outage and turns the unit back on when power is restored.

Heat/Cool Air Conditioner: 25,000 BTU cooling capacity / 16,000 BTU supplemental heating capacity to effectively cool or heat your apartment, bedroom, living room, or home to the temperature that is right for you.

Powerful Heating Option: Supplemental heat capability provides an additional heat source to your main heat source when outdoor temperatures are above 45°F for your convenience. The unit has 3 cooling speeds, 3 fan speeds, and 1 heat speed for multi-seasonal use.

Functionality: Designed for a room up to 1500 sq. ft. with dehumidification up to 5.7 pints per hour. Has an adjustable 4-way air flow direction allows you to easily control the direction of the cool air!