Heavy hexagonal head / Hexagonal head nut
ASTM A194M
Available In
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1, 2, 2HM, 3, 4, 6, 6F, 7, 7M, 16
/ 8,8A, 8C, 8F, 8P, 8N, 8LN, 8MN, 8MLN, 8R, 8S, 8MLCuN, 9C
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Size Range
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ASTM A194M