Evolution

Fully threaded self-drilling Tek Screw

For light section steel 

Lead time 2-3 days

Box quantities vary, see size chart in the main description 

• Engineered to distribute loads evenly when securing roofing membranes, insulation, and single-ply materials.
• Galvalume coated for corrosion resistance 
• Boxes of 100

For use in heavy gauge steel applications

Washer head Tek screw 

Box of 100 

Used for fastening general components to steel

Coarse thread, Hexagonal Head

Material: A2 Stainless Steel (304)

Boxes of 100 or 50pcs, see table in main description

• Heavy-duty self-drilling hex head screws with bonded EPDM washer for watertight sealing.

• Designed to fix cladding, roofing, and liner panels to heavy-gauge steel (4–12mm).

• Made from high-strength carbon steel with Evoshield® coating for superior corrosion resistance.

Hexagon head self-drilling Tek screws for heavy-section steel

Sold in Boxes of 100