Bosch HB400 Bi-Metal Hole Saw, 4" Consumer Sockets & Holders Two templates

Two templates

Penetrates right through rust to bare metal

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

sold separately) or 200 all-purpose wipers (GPC 445

Head Style: Round

Bosch HB400 Bi-Metal Hole Saw, 4" Consumer Sockets & Holders Two templates''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"