Bosch HB400 Bi-Metal Hole Saw, 4" Consumer Sockets & Holders Penetrates right through rust to

Penetrates right through rust to bare metal

Each P-Top is replaceable and spins 360 degrees to accommodate use of the included or other accessories

Anti-stick coating reduces friction and gum-up during operation

Ideal for interior / exterior use on heavy rusted metal surfaces

brad nailing

Bosch HB400 Bi-Metal Hole Saw, 4" Consumer Sockets & Holders Penetrates right through rust to''POWER CHANGE'' HOLE SAW Power Change hole saw system has a quick change arbor that quickly removes holesaws from mandrel. Use for cutting in aluminum, brass, bronze, copper, plastic, stainless steel, wood, and other compositions. Bi metal hole saw cuts material up to 1 5 8" deep. Will cut through a 2x4. Easy plug removal. Hex Shank Carded Hole Diameter : 4"