The BlueSpot Tools 40mm (1-9/16") diameter bi-metal hole saw is ideal for cutting through non-ferrous metals, plasterboard, plastic and wood. Manufactured from heat treated high carbon steel for increased durability with HSS teeth for exceptional cutting power. Requires 7/16" hexagon arbor

• Manufactured from heat treated high carbon steel for increased durability
• HSS Teeth
• 40mm (1-9/16") diameter
• Heat treated for hardness
• Ideal for cutting through non-ferrous metals, plasterboard, plastic and wood
• Requires 7/16" hexagon arbor