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Similer Products

Square Head Bolts

Product Specification
Screw Thread 5/16
D 0.3125
PP UNC 18
Ds Max 0.324
Ds Min 0.298
S Basic 1/2
S Max 0.500
S Min 0.484
E Max 0.707
E Min 0.665
K Basic 13/64
K Max 0.220
K Min 0.186
R Max 0.03
R Min 0.01
B L≤6 0.875
B L＞6 1.125