HD Roofing Screw

Use 5mm diameter SDS drill bits when fastening to concrete. Heavy Duty Roofing Screws suitable for fastening of insulation to metal decking, timber and concrete can be supplied in a range of sizes from 6.3 x 30mm to 6.3 x 405mm. The 6.3 x 115mm item is available to order, all other items are from stock.

HD Roofing Screw

  • 6.3mm Diameter
  • Oval Head
  • Phillips No.3 truss head
  • Deep thread for high pullout resistance
  • Bucket Packaging
  • Ensure minimum 20mm penetration threw steel and timber deck
  • Ensure minimum embedment of 25mm into concrete deck
  • Suitable for fastening of insulation to metal decking, timber and concrete. Use 5mm diameter drill bits when fastening to concrete.

6.3 x 30mm
6.3 x 50mm
6.3 x 75mm
6.3 x 100mm
6.3 x 115mm
6.3 x 125mm
6.3 x 150mm
6.3 x 175mm
6.3 x 200mm
6.3 x 225mm
6.3 x 250mm
6.3 x 300mm
6.3 x 350mm
6.3 x 405mm