1/4-20 x 1/2 Inch Coarse Zinc Plated A307 Grade A Round Head Carriage Bolt Best Seller GM General Motors - 12337920

GM General Motors - 12337920

Grommet Nut Nissan - 01281-00111 Infiniti Lexus and Toyota - 90189-06006

75397-35010

the mandrel breaks flush with the head when applied and is set without a special nose piece

1/4-20 x 1/2 Inch Coarse Zinc Plated A307 Grade A Round Head Carriage Bolt Best Seller GM General Motors - 12337920Carriage Bolts also know as a coach bolt or round head square neck bolt carriage bolts are intended for use through iron strengthening plates on either side of a wooden beam. It is commonplace to use them into bare timber. Carriage bolts have a squared section under their round head that grip to prevent rotation