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SDS • Self-drilling screws

  • Screws and threaded rods
  • Self-drilling screws
  • With square hole

Self-drilling screws with square hole

Brand

  • Sufix

Application

  • Screws SDS are designed to assemble metal 2 sheets up to times 1,5 mm each together in a single operation

Material

  • Zinc plated steel

Specifications

  • Round head with square hole for BIT, available in type 3.5 (size square head of bit 2,5 x 2,5 mm) or 4.2/4.8 (size square head of bit =3 x 3 mm)
  • Drill point
  • Thread of 3.5, 4.2 or 4.8 mm with according headsize of 6.7, 8.0 or 9.3 mm
  • Serrations under the head for a better grip on the surface
  • Bit supplied in each box of screws
  • Shear force: 4.6 N
  • Approved according DIN7504N standard

Accessories

  • Bit with square head length of 45 mm or 75 mm long, type BIT SDS
  • Screwdriver, type SD 4.2

Text for tender

Copy
  • The assembly of the metal sheets shall be fastened by means of self-drilling screws with square recess.
  • type SDS
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