TechFast Light Duty Timber to Steel Roofing Screws 5.5 x 40mm Elementech Box 100

ManoMano

Forgefix: TechFast Timber to Steel CSK/Wing Screw No.3 Tip 5.5 x 40mm Box 100 FORTFC5540L Forgefix TechFast Timber to Steel CSK/Wing Screws are used to join timber to steel frame buildings. The screws are fitted with breakaway wings that create a clearance hole to protect thread from engaging timber when drilling through. Breakaway wings will ream a hole, then break-off when they contact the metal surface to be drilled. The thread will then engage with metal. They have a TORX compatible insert for a higher transmission of power. With improved countersinking from recessed ribs. Fire and corrosion resistant. Complies with EU Safety, Health and Environmental requirements. These Forgefix TechFast Timber to Steel CSK/Wing Screws have the following specification Size 5.5 x 40mm Clamping Thickness 20mm Effective Thread Length 19mm Pack Size 100 Drill Tip No.3 No.3 drill tip for self-drilling heavy gauge steel up to 5mm. MPN: TFCUWWSD5540L EAN: 5028485194651 TechFast Timber to Steel CSK/Wing

Zoro Tools

Forgefix TechFast Timber to Steel CSK/Wing Screws are used to join timber to steel frame buildings. The screws are fitted with breakaway wings that create a clearance hole to protect thread from engaging timber when drilling through. Breakaway wings will ream a hole, then break-off when they contact the metal surface to be drilled. The thread will then engage with metal. They have a TORX compatible insert for a higher transmission of power. With improved countersinking from recessed ribs. Fire and corrosion resistant. Complies with EU Safety, Health and Environmental requirements.

Amazon

Used for joining Timber to steel frame buildings No.3 drill tip for self-drilling light gauge steel up to 5mm Screw fitted with breakaway wings that create a clearance hole to protect thread from engaging timber when drilling through Breakaway wings will ream a hole then break-off when they contact the metal surface to be drilled Torx compatible insert for a higher transmission of power, Weight: 1.21695168624 pounds, Manufacturer: ForgeFix