Allgrip Black Collated Drywall Screws Coarse Thread 3.9 x 38mm 1000 Pack

All drywall fastenings should be driven straight and the heads should

be set slightly below the plane of the surface. Once inserted the screw

should be sealed and taped to avoid any contact with wet plaster or

plaster board lime.

• Manufactured to JIS B1125 (1995) and independently tested to IFI

specifi cati on ASTM C1002-89

• 25ø ‘Super Sharp’ (SS) point for else penetrati on

• 60ø thread

surface harpened up to 750 HV to prevent torque shearing under load

and a core hardness of up to 450 HV for improved ducti lity

• Made from C10-18 steel

• Cosmeti cally plated in either zinc or black phosphate

• Full batch-tracebility to the original steel mill certi fi cate

• Designed to pierce and drill into 0.9mm of metal channel. For large

gauge channel self-drilling drywall screws are recommended