M4 X 20 Button Socket Screws HT BZP Trade Box 100

M4 X 20 Button Socket Screws HT BZP Trade Box 100

Grade 10.9 High Tensile Zinc Plated

Product Code : SKBT04020ZT
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now only $16.10
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Button head cap screws, sometimes called button socket screws or allen key bolts are all 12.9 grade super high tensile and contain a hex driver for easy install. Do not come supplied with nuts as standard. Bright zinc plated for internal use or applications not subject to excessive corrosion. Length is measured from the underside of the head down.

Features:
  • Quantity: 100
  • Shank Diameter: 4mm
  • Length: 20mm
  • Thread Length: Full Thread
  • Thread Pitch: 0.70mm
  • Head Diameter: 7.60mm
  • Head Height: 2.20mm
  • Steel Grade: 12.9 High Tensile
  • Finish: Bright Zinc Plate
  • Standard: ISO7380
  • Driver: 2.5mm Internal Hex

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