Timco - Metal Construction Stitching Screws - For Sheet to Sheet - Hex - EPDM Washer - Self-Drilling - Exterior - Silver Organic (Size 6.3 x 25 - 100 Pieces)

Used for stitching two metal roofing sheets together without the need to pre-drill a hole (Max. 1.6mm). Self-drilling point and tapered shank, with a washered hexagon head.

• Exterior plating gives a reliable and durable corrosion resistant coating which resists 500 hours salt-spray"
  • Thread Dia. mm - 6.3
  • Length mm - 25
  • Head Type - Hex
  • Fixed Washer Dia. mm - 12.00
  • Point Type - Self-Drilling No.2 Reduced
  • Socket Size mm - 8
  • Finish - Exterior (Silver Organic)
  • Material - Case & Core Hardened Carbon Steel
  • Effective Thread Length mm - 12
  • Max Drilling Thickness mm - 1.6