5/8-11 X 6-1/2" Carriage Bolts | A307 Grade A Plain Steel (45 / Pkg.) Diamond Wire One piece construction minimizes misalignment

One piece construction minimizes misalignment and stock integrity during heavy stock removal

Industrial-grade diamond core bit designed for high-efficiency drilling in prestressed concrete

Maintains cutting edge under elevated temperatures

Designed under the D/AP Series designation for traceability and consistent manufacturing quality

5/8-11 X 6-1/2" Carriage Bolts | A307 Grade A Plain Steel (45 / Pkg.) Diamond Wire One piece construction minimizes misalignment5 8 11 X 6 1 2" Carriage Bolts in A307 Grade A Plain Steel. Carriage bolts feature a smooth, rounded head with a square neck underneath that pulls into the material to prevent the bolt from turning during installation, making them ideal for wood to wood and wood to metal connections. Domed head with square anti rotation neck A307 Grade A Plain Steel construction Coarse thread for use in wood and with nuts and washers Sold in bulk packs Specifications