Hillman Fasteners 240144 Carriage Bolt, 3/8-16 x 1", Zinc, 100-Pack Clearance Proprietary blade-grinding technique provides a

Proprietary blade-grinding technique provides a sharper edge for better contact and cleaner cuts

user friendly & acid free

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Hillman Fasteners 240144 Carriage Bolt, 3/8-16 x 1", Zinc, 100-Pack Clearance Proprietary blade-grinding technique provides aCarriage bolts or carriage screws have a square neck that keeps them from turning once tightened. Use in square holes for wood to wood and wood to metal fastening. Length is measured from under the head. 3 8 16 x 1" Finish: zinc Thread Type: coarse Steel round head Length is measured from under the head Square neck Pack Qty: 100.