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Similer Products

Hex Flange Screws

Product Specification
Screw Thread 1/4
Thread Size 1/4
D 0.25
PP UNC 20
PP UNF 28
Ds Max 0.25
Ds Min 0.245
S Basic 3/8
S Max 0.375
S Min 0.367
E Max 0.433
E Min 0.409
Dc Max 0.56
C Min 0.04
K Max 0.28
B L≤6 0.75
B L＞6 1
R Max 0.025
R Min 0.015