Irwin Bi-Metal Hole Saws 2-3/8-Inch Chain Fasteners handy quick connect harness to

handy quick connect harness to attach the clamps or ring connectors into place in seconds

Tested by Tile Council of America (Robinson Floor Test Method) and approved for residential and light commercial use (as defined by TCA)

For asphalt shingles

SDS+ rotary hammer is a lightweight

Round shape means each tooth cuts uniform equal amount of wood

Irwin Bi-Metal Hole Saws 2-3/8-Inch Chain Fasteners handy quick connect harness toVariable depth gullets provide more efficient chip clearance4 6 Variable pitch teeth for reduced noise and improved performanceElectron beam weld for stronger, longer lasting teethBi metal construction for toughness and long life