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  6. 3120KW , Indented Hex Washer Unslotted Self Drilling Screws

3120KW , Indented Hex Washer Unslotted Self Drilling Screws

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Manufactured to ASME B18.6.4 & SAE J78 specifications
Case Hardened to Rockwell C50-56 (Core Hardness: Rockwell C32 -40)
Steel Zinc Plated
Products specifications
Size 5/16 x 1 1/4 in
Ctn Qty 700
Weight Lbs/M 28.80
Plating Steel Zinc
Number of Points 3
Hardness Rockwell C32-40
Liberty Fastener Company
Liberty Fastener Company