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Tapping Screw
Hex Nuts
Hex Nuts
1/4 ~ 1-1/2
Carbon、Stainless Steel、Brass、 Aluminum
Trivalent Zinc、Passivated、Bright Dipped
Per
ASME/ANSI B18.2.2 1987(R 1999)
DIN 934
ISO 4032
ISO 4034
ISO 8673
etc...
Flat Washers
Phil Truss H...
Ind Hex Wash...