Hex Head Stitching Screws - Self Drilling For Exterior Sheet to Sheet Metal Fixing

Exterior grade silver organic hardened carbon steel hex head screws used for fixing two metal sheets together without the need to pre-drill a hole. Self-drilling point and tapered shank for extra security when fixing. Washered hexagonal head. 

Exterior plating suitable for urban and industrial environments with a low salt atmosphere - gives a reliable and durable corrosion resistance which resists 500 hours salt spray. 

• 6.3mm x 22mm fully threaded
• Maximum self drill sheet thickness 1.6mm
• 5.5mm drill tip
• 9mm effective thread
• 16mm EDPM washer (suitable for use with hex head colour caps)
• 12mm fixed washer
• 5.6mm hex head
• 8mm socket size

Box of 100.

Other sizes and metals (Zinc or Stainless steel) available - please get in touch.