No. 6-40 UNF with cross slotted head
Countersunk screw
1/4" x No.6-40 UNF - chromed
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Product number: 313718
Countersunk screw
3/4" x No.6-40 UNF - chromed
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Product number: 7815
Countersunk screw
7/8" x No.6-40 UNF - chromed
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Product number: 214707