Screw Thread:

  • Diameter: 2mm
  • Length: 4mm
  • Pitch: 0.4mm
  • Thread Type: Bolt (a 'bolt' is the male part of a fastener system designed to be accepted by a pre-equipped socket or nut of exactly the same thread design. Note: nut is not included in the package)

Screw Head:

  • Diameter: Min 3.5 / Max 3.9mm
  • Height : Min 1.3 / Max 1.7mm
  • Recess Type: Cross Recess
  • Shape Type: dome / button / rounded


  • Material: Carbon steel
  • Surface process: hardened/nickel-plated

Package Content:

  • 100pcs M2*4 Bolt Screw Round Head Screws Diameter 2mm Length 4mm