Super Heavy Duty Self Drilling Screws - Tek 7

  • Fix Factory Super Heavy Duty Self Drilling Screws
  • 5.5 x 50 Hex Head Tek 7 + Washer
  • Designed for: Fixing steel to steel
  • Head Style: Hexagonal
  • Drive Bit: 5/16” hexagonal
  • Drill Point: Tek 7 spiral point
  • Thread Form: Twin, 24 threads per inch fine thread, ‘V’ fluted
  • Coating: 1,000hr Evoshield®
  • Shank Material: Carbon steel
  • Material Grade: AISI C1022
  • Recommended Drill Speed: 1,500 - 2,500 RPM
  • Steel Thickness: 4.0mm - 22.0mm
  • Box per 100
£21.25 exc VAT £25.50 inc VAT