Specifications:Hex Washer Head Self Drilling Screw(HWF)
MATERIAL: AISI1018-1022
CASE HARDNESS: HV550-800
CORE HARDNESS: HV300-450
CARBURIZING DEPTH: 0.15mm
ATTACKRATE:
10#: 22kg/4.5s THINKNESS 4mm;
12#: 22kg/5.0s THINKNESS 4mm
TORSIONAL STRENTH:
10#: 80-85kgf.cm
12#: 100-110kgf.cm
SIZE: Can be customized
FINISH: According To Customer's Requirement
