Photo 1 of 1/2"-13 (25 Pack) Grade 8 Prevailing Torque Hex Flange Lock Nut, Coarse Thread, Yellow Zinc by Makers Bolt

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Photo 1 of 1/2"-13 (25 Pack) Grade 8 Prevailing Torque Hex Flange Lock Nut, Coarse Thread, Yellow Zinc by Makers BoltPhoto 2 of 1/2"-13 (25 Pack) Grade 8 Prevailing Torque Hex Flange Lock Nut, Coarse Thread, Yellow Zinc by Makers Bolt