Best Insulation Screws in 2026

SELF TAPPING TRAILER DECK SCREWS - Designed specifically for attaching wood floors into truck trailers, but they can be used in a number of different applications such as those involving fastening to heavy gauge sheet metal, aluminum, castings, cast iron, brass, and plastic.

MATERIAL - Hardened Steel (RC 45 Minimum Case Hardness) | BLACK PHOSPHATE & OIL COATING - Provides corrosion Resistance

Self Tapping Thread Cutting Screws - Measure length from the top of the head to the tip

Quantity: 100 #8 x 3/4" Screws

Drive Type: Phillips Modified Truss Head

Material: Black Phosphate Coated Carbon Steel

[ Strong and Durable ] Our wood screws are made of high quality Carbon Steel with black phosphate coating, which has higher corrosion resistance and rust prevention effect, longer service life and less damage.

[ Superior Process ] These drywall screws are #6 in diameter and 1-1/8 inches in length. Our flat top cross grooves are non-slip and not easy to deform, and the flat top ensures flush with the surface after being fully driven into the deep hole.

[ Application ] Fine thread self-tapping screws can easily pass through various materials, such as plastic, wood, soft metal, etc. The fine thread makes it more suitable for precise and tiny decoration structure, which is the best choice for delicate fixing.

#2 Phillips head required

Coarse threaded black phosphate screws

For use with drywall in interior applications

DURABLE, HEAVY DUTY DRYWALL SCREWS: The Velocity Drywall Screws by the Phillips Screw Company are made from high-quality steel for superior strength and have a sharp point tip for an instant bite and starting drive.

PATENTED PSD ACR DRIVE SYSTEM: These wood screws come with a patented PSD ACR Driver bit that fits perfectly into the recess, providing Stick-Tight Technology that allows the screw to stick to the bit for a stable, anti-wobble, one handed installation. This recess is compatible with commonly used Phillips, Pozi and square drives.

SUPERIOR DESIGN: Each drywall screw is designed with a durable black phosphate coating to prevent rusting for indoor use only, as well as a coarse screw thread for fast installation and a bugle head for a neat finish.

No.2 Phillips head required

Coarse threaded black phosphate screws

For use with drywall in interior applications

Steel is often used in applications where strength is the primary consideration

Black phosphate coating provides corrosion resistance and lubricity

Modified Truss head is extra wide with a low-profile dome and integral round washer

🔩 【Wide Application】XOOL self-tapping screw set is suitable for installing drywall/slate, repairing wooden furniture and cabinets. These screws can be used in a variety of materials and are very suitable for home, office and shop use.

🔩 【High quality】XOOL self-tapping screw set is made of high-quality black carbon steel, with a black phosphate coating on the surface, which has higher corrosion resistance and rust-proof effect than ordinary screws, longer service life and not easy to damage.

🔩 【Various sizes】We provide these 8 common sizes for you to use. For your convenience, we have listed US sizes and metric systems: 3/4” or 20mm 1” or 25mm 1 1/4” or 30mm 1 3/8” or 35mm 1 5/8” or 40mm 2" or 50mm 2 1/2" or 60mm 3'or 70mm. A variety of sizes can meet the maximum of requirement for you.

Steel is often used in applications where strength is the primary consideration

Black phosphate coating provides corrosion resistance and lubricity

Modified Truss head is extra wide with a low-profile dome and integral round washer

Steel is often used in applications where strength is the primary consideration

Black phosphate coating provides corrosion resistance and lubricity

Modified Truss head is extra wide with a low-profile dome and integral round washer

[ Strong and Durable ] Our wood screws are made of high quality Carbon Steel with black phosphate coating, which has higher corrosion resistance and rust prevention effect, longer service life and less damage.

[ Superior Process ] These drywall screws are #8 in diameter and 3 inches in length. Our flat top cross grooves are non-slip and not easy to deform, and the flat top ensures flush with the surface after being fully driven into the deep hole.

[ Applications ] Coarse thread self-tapping screws can easily pass through various materials, such as plastic, wood, soft metals, etc. They are also ideal for floor fixing and large renovations.

RUGGED AND DURABLE - SG TZH wood screws made of high-quality stainless steel, the surface of the black phosphate coating, which has higher corrosion resistance and anti-rust effect than ordinary screws, longer service life, not easy to damage, more solid.

EXQUISITE CRAFTSMANSHIP - This fast self-tapping screw diameter: #8, length: 4 inch, excellent craftsmanship makes our cross groove not slippery, fast, not easy to break, high strength, not easy to deform, not eccentric. The flat head shape of the drawer slide screws ensures that the surface in the counter bore is flush.

WIDE RANGE OF APPLICATIONS - Precision threads can easily pass through a variety of materials, such as plastics, wood, soft metal, etc., suitable for door handles, the mechanical industry and small repairs around shops, garages or home furniture fasteners, and are also ideal for floor fixing.

RUGGED AND DURABLE - SG TZH wood screws made of high-quality stainless steel, the surface of the black phosphate coating, which has higher corrosion resistance and anti-rust effect than ordinary screws, longer service life, not easy to damage, more solid.

EXQUISITE CRAFTSMANSHIP - This fast self-tapping screw diameter: #8, length: 2 inch, excellent craftsmanship makes our cross groove not slippery, fast, not easy to break, high strength, not easy to deform, not eccentric. The flat head shape of the drawer slide screws ensures that the surface in the counter bore is flush.

WIDE RANGE OF APPLICATIONS - Precision threads can easily pass through a variety of materials, such as plastics, wood, soft metal, etc., suitable for door handles, the mechanical industry and small repairs around shops, garages or home furniture fasteners, and are also ideal for floor fixing.

Include: #6 x 2” drywall screw, 120 pieces per pack.

Material: Made of high hardness 1022A carbon steel to provide strong durability and finished in rustproof black phosphate coating.

Workmanship: Adopting heat treated and high-precise cutting technology, the screw thread is very sharp and clear.

【SUPERIOR SCREW】 Composed of high strength 1022A carbon steel. The heat-treated thread is very clear and the sharp tip can penetrate wood quickly. Finished in rustproof black phosphate coating, can withstand prolonged salt spray testing.

【VARIOUS SIZES】 A kit of drywall screws in 6 commonly used sizes(#8 x 3in, #6 x 2 in, #6 x 1-1/2 in, #6 x 1-1/4 in, #6 x 1 in, #6 x 3/4 in), a total of 166 for diverse projects.

【WIDE USE】 The screw set can be used for plank, gypsum board, composite board, soft metal, plastic. Easy to install with screwdriver or electric drill.

Diameter: #10

Length: 5 inches

Material: Steel

Fine Thread

Black Phosphate Finish

Very Versatile And Easy To Use

Diameter: #6

Length: 1-5/8 inch

Material: Steel

100pcs in the unit package is easy to carry or storage.

#2 Phillips bugle head, sharp point, easy to drill into gypsum board or wood board.

Suitable to securely fasten plasterboard to studs in interior applications.

Used to fasten drywall to studs

User-friendly and easily gripped and held

Black phosphate steel

Diameter: #6

Length: 2 inches

Material: steel

Diameter: #6

Length: 1-1/8 inch

Material: Steel

Diameter: #8

Length: 3 inches

Material: Steel

Diameter: #8

Length: 3 inches

Material: steel

Diameter: #6

Length: 1 inch

Material: Steel

#1 Square head required

Coarse threaded black phosphate screws

For use with drywall in interior applications

Diameter: #6

Length: 2 inches

Material: Steel

Size - M6.3-1.81 x 25mm long, 10mm hex and 17mm washer, Black Phosphate finished.

Interchangeable with the OEM part numbers GM 11500996, 11505023, 11508430

Compatibility - These Hex Head sheet meal screws almost all GM Vehicles and many others. Please check size of the screw before order.

Size - M6.3-1.81 x 25mm long, 10mm hex and 17mm washer, Black Phosphate finished.

Interchangeable with the OEM part numbers GM 11500996, 11505023, 11508430

Compatibility - These Hex Head sheet meal screws almost all GM Vehicles and many others. Please check size of the screw before order.

[ Strong and Durable ] Our wood screws are made of high quality Carbon Steel with black phosphate coating, which has higher corrosion resistance and rust prevention effect, longer service life and less damage.

[ Superior Process ] These drywall screws are #6 in diameter and 1 inch in length. Our flat top cross grooves are non-slip and not easy to deform, and the flat top ensures flush with the surface after being fully driven into the deep hole.

[ Applications ] Coarse thread self-tapping screws can easily pass through various materials, such as plastic, wood, soft metals, etc. They are also ideal for floor fixing and large renovations.