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Carbon Steel KM Cross Countersunk Screw Manufacturers Wholesale Precision Electronic Screws Black Cross Slot Flat Head S
Carbon steel KM cross countersunk screw manufacturers,
wholesale precision electronic screws black cross slot flat head
screw M4
Standard
GB/T 819.1
material
Carbon steel Grade 4.8
Strength class
Grade 4.8
Head shape
Countersunk head
Non-standard screw customization
The head deforms more than 5times
we can refund the mold fee and sign a confidentiality agreement
Support proofing.