Best Aluminum Lock Bolts in 2026

SECURITY AND PRIVACY - This portable door lock provides you with extra security and privacy, greatly improving your security and preventing unauthorized entry, so the door can't be opened from the outside, not even with a key; which is a great helper for you when you are on business and trips, or live alone.

EASY TO USE - Easy to install or remove, this door lock can be installed in seconds without any tools, even in emergency situations and in the dark. Just insert the metal piece into the slot of the door lock, close the door, and then put the red handle groove to the stud on the metal sheet, then no one can open the door from outside.

HIGH-QUALITY MATERIAL - The door security device is made of strong stainless steel. Rugged ABS plastic cover to prevent damage to doors under pressure. Steel surfaces with electroplating and polishing technology ensure a smooth touch and minimize any injury to your skin. A strong door lock with high quality may guarantee prolonged service life.

【High Quality Spring Pin Latch】 Solid T-304 premium-grade stainless steel for protect against corrosion & rust.

【Protection to Anything】 barrel bolt designed for security applications on doors, chests and cabinets

【4 Directions】 Use on vertical, horizontal, left or right hand applications

Works with:

200 Series Narroline Gliding

200 Series Perma-Shield Gliding

[Upgrade Security Design]: 3" Stop metal construction home security door lock with 4 screws designed to withstand 800Ibs of force, 12 times stronger than a normal deadbolt to against being kicked in. We equipped each door lock latch with 8 screws, including 4 long and 4 short, which you can choose according to your needs. EverPlus safety door lock guard your home safe. This reinforcement lock is a good choice for home security. And the perfect gift for your families.

[Easy to Install]: Use a power screwdriver and drill to mount EverPlus security door lock on your door frame, finish DIY this door lock reinforcement installation in less than 5 minutes and you will reap the safety of the whole family. Easy to match any inward swinging door. EverPlus safety door lock guard your home security as a door defender. Our high security door lock comes with an installation manual, and you can contact us if you have any issues during installation, we will help you.

[Easy to Use]: Place index finger on top of door lock security and thumb on bottom and slide lock away from the base plate along with the door in the direction of the hinges then pull outward. No tools are required to open, just a little practice. This door guard prevents breaking in but is easy to open in case of emergency. You will much more confident in your doors being able to sustain any sort of forced entry.

SECONDARY SECURITY LOCKING DEVICE – This Defender Security U 9846 Patio Sliding Door Loop Lock can be used on a patio sliding door as a secondary security lock for increased home safety..Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.

CHILD-SAFE SECURITY DEVICE - This door loop lock can also be installed out of reach of children so they cannot open the door by themselves, providing additional child-safe door security.

EASY INSTALLATION - Installation is quick and easy – additional security for your home or office doors are within reach! Installation fasteners are included.

Home Security & Toddler Proof: Swing bar door locks are security locking devices for swing-in doors, allow people inside the room to open the door few inches for identification or ventilation while providing privacy and security for guests and residents. Door latches also can be installed out of children’s reach so they can’t open the door by themselves, providing additional child-safe door security. NOTICE: Compatible with most wooden doors and molding when door is flush with door jamb

Durable Construction: Door latches are constructed from premium solid aluminium alloy with beautiful polishing and finish to complement your lovely home decor. Door locks are difficult to rust or oxidize and will serve longer life. Ultra-thick swing arm and solid lock base ensure strong and durable quality, and resist up to 600 lbs force. Home security door lock can be unlocked easily from the inside with simple swinging motion, while too strong to be forced open from the outside

Advanced Craft Features: CRANACH Home security door latch lock features steel ball positioning which is a unique locking design that holds locking arm in place so they will not swing around for extra security. The countersunk hole design makes the security guard lock noble and elegant. A must-have door stoppers security bar for every home

New strike plate design for residential doors that no longer latch closed.

Easy to Install. No chiseling or grinding. Only a screwdriver needed.

Unique design provides additional vertical and horizontal latch space.

[Upgrade Security Design]: 3" Stop metal construction home security door lock with 4 screws designed to withstand 800Ibs of force, 12 times stronger than a normal deadbolt to against being kicked in. We equipped each door lock latch with 8 screws, including 4 long and 4 short, which you can choose according to your needs. EVERPLUS safety door lock guard your home safe. This reinforcement lock is a good choice for home security. And the perfect gift for your families.

[Easy to Install]: Use a power screwdriver and drill to mount EVERPLUS security door lock on your door frame, finish DIY this door lock reinforcement installation in less than 5 minutes and you will reap the safety of the whole family. Easy to match any inward swinging door. EVERPLUS safety door lock guard your home security as a door defender. Our high security door lock comes with an installation manual, and you can contact us if you have any issues during installation, we will help you.

[Easy to Use]: Place index finger on top of door lock security and thumb on bottom and slide lock away from the base plate along with the door in the direction of the hinges then pull outward. No tools are required to open, just a little practice. This door guard prevents breaking in but is easy to open in case of emergency. You will much more confident in your doors being able to sustain any sort of forced entry.

Fit type: Vehicle Specific

Fasteners have chrome finish

All lock nuts have nylon inserts

1 spring-loaded barrel latch

Constructed of heavy duty metal; zinc coated for rust protection

Red handle cover for easy pulling and turning

Safety Protection Design: Made of all-aluminum alloy, the sturdy door reinforcement lock can withstand 800 lbs of force, fixed with 4 screws. Equipped with four long and four short screws, a total of 8 screws. A must-have choice for providing extra door security to home safety.

Easy to Install: The safety door lock can be installed within 5 minutes with an electric drill and a screwdriver. The family quickly gained a sense of security. The special design allows you to quickly unlock it under any circumstances to avoid accidents.

Unlock in One Second: Reach out and press the upper and lower grooves of the reinforced door lock and pull horizontally to the fully unlocked state to unlock. Unlocking and locking can be completed within a second with a little contact. The most convenient and fast door security device.

Key operated concealed door bolts

Suitable for wooden doors

Lock can only be operated from inside

Head Style: Flanged Hex; Pitch: M8-1.25mm; Finish: Stainless Steel; Socket wrench: 13mm; Full UNC Thread; Metric flanged hex bolts - DIN6921

Sizes: M8 x 16/20/25/30mm Flanged Hex Head Bolts pair with serrated flange lock nuts and washers.

Flange Design: there have a flange on the bottom of the bolts head and the flange nuts, which distributes the load like a spring washer; And serred flange make it screw firmly

✔Head Style: Flanged Hex(Non-Serrated); Pitch: M6-1.0 M8-1.25mm; Finish: Black Zinc Plated; Wrench Size: M6(8mm) M8(10mm); Full UNC Thread

✔Screw Type: M6-1.0 M8-1.25 DIN 1662 metric hex flange bolts screws lock nuts washers assortment kit.

✔Sizes: M6 x 12/16/20/25/30mm, M8 x 16/20/25/30mm Flanged Hex Head Bolts pair with serrated flange lock nuts and washers.

Traditional Yale nightlatch trusted by millions of homeowners with convenient knob to operate lock inside the property

Internal snib button is used to engage the deadlock or temporarily hold back the latch bolt

Includes Yale rim cylinder operated by key from the outside with standard security components

🔒【Keep Safe & Private】:Cranach door slide latch lock is upgraded from old style door bolt, 2 times stronger than normal barrel bolt to keep you safe and private. Extra security for your Bathroom, Bedroom, Cupboards and other indoor doors. It's small but will hold your door shut firmly. Keep those pesty intruders away with this high quality door latch lock.

🔒【Stronger & Durable】: Cranach barrel bolt made with heavy duty steel ,the solid door latch has been tested more than 500,000 times operation. Cranach latch lock used latest electroplating and polishing technology to ensure a perfect long lasting. Brushed nickle finish surface slide lock which improves corrosion resistance, enhance wear resistance and hardness, protects the metal surface and have a good insulation performance.

🔒【Dual Direction Install】: Centerset design barrel bolt which great for either side installation,that means the bolt can be pushed to left or right and bolt lock also can be installed on left or right. Barrel latch perfect for using on vertical, horizontal applications,In vertical using, the notch-in case holds the bolt in a locked position.

3-Inch Satin Nickel Surface Bolt

2 Keepers For Surface Mount Or Mortise Installation

Bolt Surface Mounts To Face Of Door

GIVE U SAFETY & PRIVACY- FATLODA heavy-duty sliding lock is upgraded from old style door bolt lock, stronger than normal sliding door lock. Extra security for your bathroom, bedroom, locker-room, gate. It's small but will hold your door shut firmly. Keep those pesty intruders away with this high quality door latch lock.

5 MINUTES TO INSTALL- FATLODA door security latch is upgraded with better performance and durability. Use power screwdriver and drill to mount this sliding lock on your door frame, finish DIY barrel latch lock installation less than 5 minutes. Our door slide lock is designed for security applications on doors, chests, fridge, wooden wickets, kennels, shed, room, windows and cupboards.

STRONGER & DURABLE- FATLODA barrel lock is made of high quality stainless steel. Thickened panel, enlarged size, bold bolt. Our slide bolt latch used latest electroplating and polishing technology to ensure a perfect long lasting. Brushed nickle finish surface slide lock which improves corrosion resistance, enhance wear resistance and hardness, protects the metal surface and have a good insulation performance.

KEEP YOUR HOME SAFE – Designed to withstand 800 lbs. of force, this door guard reinforcement lock helps to prevent doors from being kicked in, increasing your home security, and keeping you and your family safe!

EASY INSTALLATION – The included 3” hardened screws make installation a breeze – extra security and peace of mind can be achieved in just minutes!

ADDITIONAL HOME SECURITY - Use this high security door reinforcement lock for additional home security only on swing-in door of any thickness door guardian. It helps to ensure any door cannot be opened from the outside.

Elegant Vintage Style: The color and design of solid brass sliding bolts, All brass products are oxidized by air or sweat. So its color will change over time, But it has a sense of history and story.

Child Safety: Sliding bolt locks can be installed out of reach of children, So they cannot open the door by themselves. If you want to take care of the little corner of your home, This special gift is for your home.

High Quality: The door latch is made of high quality copper, non-magnetic and non-rusting. Without the electroplating process, The latch retains its original nature and color. Add extra security and privacy to every corner of your home.

Keep Your Home Safe, Prevent Unauthorized Entry, and Provide You with Peace of Mind: CRANACH security door locks are designed to withstand 800 lbs. of force, 12 times stronger than a normal deadbolt against being kicked in. Adding high security door lock for front door security, door inside, bedroom door security lock, side and garage doors and basement doors makes you feel more at ease and more secure in your home.

Improved Groove and Sign Design, Easier to Operate in an Emergency: CRANACH flip lock for door upgrade groove design allows easier to open in case of emergency. Place your index finger and thumb on the home security door lock to pinch both the top and bottom grooves, and slide lock away from the base plate along the door in the direction of the hinges, then pull outward to open the lock. Reverse the actions to close.

Perfect for Women Live Alone, Elders, Family with Tollders and Pet: If you want feel secure and piece of mind with a toddler that can now easily open doors, or stop a highly intelligent furry friends that figured out how to turn door knobs, CRANACH sturdy front door safety lock for kids is no doubt your perfect choice. The door safety lock is also ideal for elders or women who live alone to feel safer. Absolutely apartment and home security Essential door lock!

1. Manufactured from SUS-304 Stainless Steel die-cast;With truly excellent Brushed Nickel finish--- aesthetically pleasing appearance which is peculiar to SUS-304#SS Door Chain Lock

2. Extra-thick: 3 mm , Heavy Duty Chain Latch for Inside Door, 100% durable.

3. Lock length=13 cm (about a 4.5" Phone length), width=3.5cm, height=0.8cm; Chain length=14cm

A Hexagon Bolt is a threaded fastener with a hexagonal head shape, and are designed to be installed using a spanner. Hexagon bolts are favoured for their robust shape, which makes them suitable for more heavy-duty fastening applications. Hexagon bolts are also generally available in larger sizes than alternative fasteners.

As their name suggests, Full Thread Hexagon Bolts are fully threaded. This type of bolt is required when the shaft of a fastener is being inserted completely into a threaded hole. Fully Threaded Bolts are often used to securely fasten two threaded sections together.

Made from 18-8 stainless steel, FullerkregⓇ brand screws have good chemical resistance and may be mildly magnetic. Length is measured from under the head.

[Home Security Door Lock]: Door chain lock adds extra protection to the door, prevents others from sneaking into the room, and protects your security and privacy. Chain door lock's chain can keep the door partially open for safety observation and ventilation.

[Door Locks for Kids Safety]: Door lock chain can be installed in places where children cannot reach, to prevent children from opening the door and provide additional protection for children. Chain door guard can also be used to prevent pets from opening the door.

[Widely Used]: Door chain lock is a commonly used classic style, which is applicable to various types of doors, such as aperture doors, hotel doors, office doors, bedroom doors, storeroom doors, basement doors, garage doors, cabinet doors, windows, etc

✅ Strengthened With Steel Jack N’ Drill Chain Door Guards with Lock are made of reinforced steel for maximum strength and long-term use. It will take a ton of force to break it open from the outside.

✅ Child Safe And Pet Friendly Protect your family with an extra locking device for front and interior doors. Use it to baby-proof your space or for small pets to get in and out of the house safely.

✅ Trouble-Free Installation Just measure, mark and fix! All you will need is a drill and a few minutes to spare. Our door chain locks come with screws and instructions for everyone’s convenience.

security locking device: Door bar latch for hinged swing-in doors, opens entry for safe viewing against intruders

child safety: Out of reach bar catch prevents children from opening the door themselves for child-safe door security

built to last: All metal construction made from premium zinc alloy. For quality, durability and rust proof

【Keyless Slide Bolt Lock】The combination door latch lock is no need to hassle with keys,4 digital door lock offer 10,000 different combinations,provide more security and convenient than traditional sliding door lock.

【Sturdy and Weatherproof】This door lock latch is made up of Zinc alloy lock body and solid lock cylinder can against tough weather conditions and violent destruction.Combo lock has a rust resistant coating provides heavy resistance against corrosion.

【Easy to Install】The bolt lock features a one-way stainless screw,Tamper-proof solid slide barrel ,lock cylinder and porous design gives the installer many options,like recessed&flush mounting,which can be easily changed the installation location.

Material : Stainless Steel

Total Size : 18 x 9.8 cm / 7.1" x 3.8" (L*W);Mounted Hole Diameter : 4mm / 0.16", For the specific size, please refer to the second picture.

Net Weight : 9.47 oz (159 g)

1.A Sturdy Door Security Latch: Made of Thickened 304 Stainless Steel-- High Quality-- Protecting you and your families

2.Easy to use : Concealed & Barrel Slide Door Bolt Lock, Closed side panels, Spring tension lever action

3. Size : Length=10"(25cm), Width=3/4"(2cm), Depth = 5/8"(1.7cm)

【Durable and Sturdy】The Loop Style Spring Barrel Bolts made of High-strength steel,The thickened diameter means that it will not bend due to external forces,heavy duty,durable to last.

【High Quality】They are nice and solid heavy duty door bolts that secure nicely.Bolts finish to be zinc coated which should help resist rust,can work well indoors or outdoors.

【Optimum Security】Heavy Duty Barrel Bolt Preventing predators trying to open the door/gate from getting into your garden,provide true safety for dogs, pets, and babies.Strong barrel bolt will not deform or fall off.