1/2-13 X 4-1/2" Carriage Bolts | Fully Threaded | A307 Grade A Zinc Plated Steel (25 / Pkg.) Oval Carbide Burs For Aluminum 8 mm inner diameter and

8 mm inner diameter and 1

End configuration: Loop end

Type: Plain washer

while the alloy steel core provides strong clamping force in typical applications

1/2-13 X 4-1/2" Carriage Bolts | Fully Threaded | A307 Grade A Zinc Plated Steel (25 / Pkg.) Oval Carbide Burs For Aluminum 8 mm inner diameter and1 2 13 X 4 1 2" Carriage Bolts in A307 Grade A Zinc Plated 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 Zinc Plated Steel construction Coarse thread for use in wood and with nuts and washers Fully Threaded Sold in