Best Insulation Screws in 2026

Standard: ISO7380; Thread Type: Full Thread, Coarse Thread UNC

Thread Size: 10mm; Thread Pitch: 1.5mm; Thread Length: 50mm

Package: 10 PCS; Hex Drive Size: 6mm

Made of high quality stainless steel 304.

Head Diameter 9.5mm; Head Height 2.75mm; Allen Hex Drive 3mm.

System of Measurement: Metric; Thread Diameter: 5mm; Thread Pitch: 0.8mm; Screw Length: 8mm.

Head Type: Button | Size: M3 M4 M5 | Finish: Black Oxide| Material: 10.9 grade alloy steel| Drive Type: Internal Hex| Quantity: 570pcs

Various Head Dia. & Length. Includes M3 M4 M5(head dia.) in length of 6mm/8mm/10mm/12mm/16mm/20mm.

These metric bolts are made from alloy steel heat treated to provide a good balance of hardness and toughness, black oxided increase their corrosion resistance.

The button head scoket screws are 100% stainless steel 18-8 (304) which offers a high level of chemical and corrosion resistance. The corrosion proof steel, makes them last much longer than screws made of common materials.

The low profile of the socket button head makes a very clean looking, and offers a much larger contact surface.

Head Diameter : 0.312 Inch; Head Height : 0.087 Inch; Pitch Size : 32 TPI Coarse; Drive Size : 3/32 Inch.

The button head socket screws are 100% stainless steel 18-8 (304) which offers a high level of chemical and corrosion resistance. The corrosion proof steel, makes them last much longer than screws made of common materials.

The low profile of the socket button head makes a very clean looking, and offers a much larger contact surface.

MewuDecor screws are great for use with sheet metal and wet environments. They are strong, corrosion proof, and will support all of your project purposes.

✔ Includes 100 Pcs, 5 Sizes, M4 Hex Socket Button Head Cap Screws: M4 x 20, M4 x 25, M4 x 30, M4 x 35, M4 x 40, Thread Size ( Diameter ): 4 mm, Thread pitch: 0.7 mm, Thread Length from 20 mm to 40 mm

✔ Material of Screws: Stainless Steel 304, High Strength And Anti-corrosion in Various Conditions

✔ Includes 1 Pcs Hex Key , Hex Size: 2.5 mm, to Drive These Screws Conveniently and Easily

High Quality 240pcs Metric M3 Hex Drive Rounded Head Screws and Hex Nuts Assortment Kit.

Screw thread: M3/(3mm) with thread pitch: 0.5mm;Fully Threaded

M3 different length:6MM,8MM,10MM,12MM,14MM,16MM,18MM,20MM,25MM;Length is measured from under the head

【50PCS IRON Angle Brackets】The black L Bracket constructed of premium metal with exquisite technology, durable and long life serves

【Coated Black Corner Brace】3-Layers Matte Black finish, build to resist daily scratches, corrosions and tarnishing, smooth surface and edges without burrs

【Wide Application】These 90 degree angle brackets can be used to build a frame, serve as a corner connected or l corner cabinet, like fastening chair legs, wooden table, wooden bed, windows, shelf, furniture, cabinet etc

The flanged button head socket screws are 100% stainless steel 304 which offers a high level of chemical and corrosion resistance.

The low domed head with a wider bearing surface offer a finished appearance, making them an ideal choice when a neat appearance is desired.

Flange Diameter 13.6mm; Head Height 3.3mm; Thread Diameter 6mm; Thread Pitch: 1mm; Screw Length: 35mm (Head NOT Included).

【High Quality】The small l brackets made of stainless steel with BRUSHED FINISH, durable and anti-rust; Note: Remove the protective film on the surface before using the brackets

【Wide Applications】The small angle bracket can be used in a variety of furniture and hardware accessories, perfect for fastening chair, screens, windows, chests, furniture, drawer, dresser, trailer, etc.

【Small Corner Braces】Size: 0.8 x 0.8 x 0.63 inch (L x W x H) / 20 x 20 x 16 mm, Hole diameter: 5 mm/ 0.2 inch, Hole quantity: 2 holes

with the ability to assemble 5+ parts per kit, 10+ parts per kit,100+ parts per kit,build multiple sub-kits within a master kit, and even provide assembly services.

State-of-the-art automated equipment for increased speed and accuracy.

Multiple levels of verification to ensure quality and accuracy.

√ High quality 304 stainless steel hex socket head cap screws bolts nuts flat washers kit. We also provide three free relevant wrenchs in our sets.

√ Nuts and flat washers expand the contact area and reduce the pressure in order to protect the screws and parts.

√ Many various sizes of M3 M4 M5 screws (Drive Type: Hex Socket; Head Style: Button Head)with matching nuts and flat washers meet different people’s demands, the necessity of your home life.Package quantity: 900Pcs.Everything is very organized and decent in a sturdy convenient case, can be use for a storage box, is organized to you, very easy to open and close.

✔ Includes 100 Pcs, 5 Sizes, Hex Socket Button Head Cap Screws: M5 x 20, M5 x 25, M5 x 30, M5 x 35, M5 x 40

✔ Includes 100 Pcs M5 Nuts to Meet Different Applications

✔ Material of Screws and Nuts: Stainless Steel 304, High Strength And Anti-corrosion in Various Conditions

Hardness of 10.9, very durable hardness, not easy to damage

The surface is plated with anti-rust coating to prevent rust damage.

It is very common for household items to be fixed in by this size

Material: 304 Stainless Steel, provides strength and offers good corrosion resistance in many environments.

Button Head Hex Socket, Allen Hex Drive

Screw Size: M5 x 10mm; Head Size: 9.5 x 2.5mm; Hex Socket Size: 3mm

Head Type: socket; Thread Diameter: 5mm; Thread Pitch: 0.7mm; Drive Type: internal allen hex; Driver wrench: 3mm; UNC Full Thread

Screw Length 8mm to 30mm: this cap screws kit include sizes M4 x 8/10/12/20/25/30/35/40mm socket head screws bolts with matching washers and nuts.

Quantity: the metric M4 screws kit contains 8 sizes of the most in-demand models alloy steel button head socket screws nuts washers, totally 365pcs

Made of 100% Grade 10.9 Alloy Steel which offers a high level of chemical and corrosion resistance.

The low profile of the socket button head makes a very clean looking, and offers a much larger contact surface.

Thread Diameter: 3/8"; Head Diameter 0.656"; Head Height 0.199"; Screw Length 3/4"; Thread Count: 16; Allen Hex Drive 7/32".

High Quality Stainless Steel Hex Socket Button Head Bolts Screws Nuts

Drive Type: Hex Socket; Head Style: Button Head

Material: 304 Stainless Steel; Different Size of M5 (Include M5 Nuts)

✔ Alloy Steel Black Oxide (Oil Finish), Button Head Socket Cap Screw

✔ Different Size of M3 M4 M5.

✔ Package Quantity: 500pcs, with Plastic Clear Box.

Head Type: Button; Thread Diameter: 5mm; Thread Pitch: 0.8mm; Drive Type: internal allen hex; Driver wrench: 3mm; UNC Full Thread

Screw Length 10mm to 35mm: this cap screws kit include sizes M5 x 10/12/16/25/30/35mm button head screws bolts with matching washers and nuts.

Quantity: the metric M5 screws kit contains 6 sizes of the most in-demand models alloy steel button head socket screws nuts washers, totally 328pcs

【STEEL QUALITY MATERIAL】Made of high-quality stainless steel, offering consistent quality, so it is tough enough to withstand bad environment like high temperature, freezing weather and high humidity. With high-strength, superior abrasive resistance, rust resistance and the excellent of oxidation resistance, promising long-standing using!

【PRODUCT TYPE】Silver #10 x 1" (25mm) Stainless Button Head Torx. Our product has deep thread, smooth surface and sharper screw teeth that will securely work without slipping.

【PACKAGE QUANTITY】Package includes 50 Pcs screws, also comes with 1 security screwdriver bit, offering ease of use by hand or with a power driver. For more size detail, please see the left column pictures.

High Quality Stainless Steel Hex Socket Button Head Bolts Screws Nuts

Drive Type: Hex Socket; Head Style: Button Head

Material: 304 Stainless Steel; Different Size of M3 (Include M3 Nuts)

Thread Size: 10-24; Screw Length: 3/4" (1/4" to 3" available) Not including the height of the head

Allen Hex Drive Size: 1/8"; Thread Type: 24 TPI Coarse Thread (UNC);

Head Diameter: 0.36 inch; Head Height: 0.1 inch; (Approximately)

Axial M3x4x10mm Hex Button Head Shoulder Screw (6), AXIC4403

【Dimensions】1/4-20 | Thread Type: 20 TPI Coarse Thread (UNC) | Thread Style: Right Hand | Thread Coverage: Full Thread | Quantity: 50 pcs | Material: 18-8 (304) Stainless Steel.

【Diameter of the Head】0.437 inch | Height of the Head: 0.132 inch | Screw Length: 1 inch or 25mm (measured from under the head)

【Drive Type】Hex Socket; Head Style: Button Head; Exterior Finish: Bright Finish.Histure button head socket cap bolts screws are the highest quality available on the market and we stand by our claim 100%. They are strong, corrosion resistant and will support all of your projects.

【DURABLE MATERIAL】 -- Made of high quality metal, advanced brass plated, anti rust, effectively enhance the capability of corrosion resistance and the decoration effect.

【EASY TO USE】 -- This set of screw posts is easy to install, use a drill to punch a hole of 5 mm diameter, then you can install the 2 parts from 2 sides, they can bind different items.

【WIDE APPLICATIONS】 -- Screw post is suitable for holding and decorating document, book, scrapbooking, photo album, etc., good supplies especially for leather handicrafts.

This flanged button head socket cap screw is made out of steel with a black zinc finish.

The low domed head with a wider bearing surface offer a finished appearance, making them an ideal choice when a neat appearance is desired.

This bolt comes with a 0.66" diameter flange head and full thread length of 0.687" with a 3/16 allen hex drive. Thread size is 5/16-18.

Package contains 25 pieces M6X16 metric tamper proof screws & 1 piece TX30 + PIN installation / removal bit.

Torx+PIN anti-theft, anti-vandalism security screws / fasteners require a special bit (included) to install, preventing theft or vandal of equipment at home or at work.

Button head style provides a smooth surface finish for exposed locations as well as indoor use: car and vehicle license plates, vanity wallplate, furniture, solar panels, lighting, signage, machinery, security cameras, handrails, sheet metal, gutters, grills, schools, boats, food prep and processing areas, windows, bathroom stalls, toilet partitions, television, furniture, other appliances, and other industrial uses.

✔ Includes 225 Pcs, 10 Sizes, M4 Hex Socket Button Head Cap Screws, Thread Pitch 0.7 mm, Thread Size ( Diameter) 4 mm, Head Diameter 7.4 mm, Head Height 2.0 mm, Thread Length From 6 mm to 40 mm : M4 x 6, M4 x 8, M4 x 10, M4 x 12, M4 x 16, M4 x 20, M4 x 25, M4 x 30, M4 x 35, M4 x 40

✔ Strength Grade of Screws: 10.9 Grade, Tensile Strength: 1040 N/mm², Hardness: HRC 32-39; Material of Screws: Alloy Steel, Black Oxide Finish, High Strength And Anti-rust

✔ Includes 225 Pcs M4 Hex Nuts to Meet Different Applications, Material of Nuts: Alloy Steel, Black Oxide Finish

Material: 304 stainless steel

Specification: Metric thread M6

5 types of lengths: 80mm/3.15inch, 70mm/2.75inch, 60mm/2.36inch, 50mm/1.96inch, 40mm/1.57inch.