7/16-14 X 4" Carriage Bolts | Fully Threaded | A307 Grade A Zinc Plated Steel (25 / Pkg.) 653 lb SWL Industrial bi-metal hole saws are

Industrial bi-metal hole saws are engineered for reliable metal cutting in demanding environments

One-piece stock minimizes geometry variation during fabrication

while the undercut binder head provides a low-profile profile that sits flush in your assembly

Equipment retrofits and field service operations

Six-pack convenience ensures quick replacement and readiness for ongoing projects

7/16-14 X 4" Carriage Bolts | Fully Threaded | A307 Grade A Zinc Plated Steel (25 / Pkg.) 653 lb SWL Industrial bi-metal hole saws are7 16 14 X 4" 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