Winter holiday office closure Dec. 28th, 2024 - Jan. 5th, 2025. Orders placed during this period will be picked up from 6th.



Ultra Low Head 310Slim Qua Machine Screws M4 Steel 3Cr(5µm) Black 6pcs.

Regular price $3.80 USD

Stable fastening with special bit.
Standard cross recess driver bit also apply.

  • Material : Steel
  • Surface Treatment : Zinc Black 3Cr plated(5μm)
  • Size : M4
  • Pack Quantity : 6 pcs/pack
  • RoHS 2 Compliant

M3 M4 M5
dk 7 8 9
k 0.8 0.9 1.2
QS No. 1 2 2
A Approx. 30°
Min Failure Torque 0.95 N.m 2.3 N.m 4 N.m