Specifications:Cutting Diameter: 32mm / 1-1/4", 38mm / 1-1/2", 44mm / 1-3/4", 54mm / 2-1/8"Cutting Depth: 28mm / 1.1"Shank Diameter: 9.5mm / 0.37"Overall Length: 86mm / 3.39"Material: M42 HSS (High Speed Steel)Finish: Electrostatic Powder CoatingColor: BlackPackage Content: 1set (4pcs) x Bi-Metal Hole SawsDescriptions:High speed steel hole saws features high hardness and toughness, heat resistance, wear resistance, low consumption, impact resistance. Widely used for opening round holes in metal, wood, plywood, plastic, PVC, fiberboard, gypsum board. Perfect for installing locks, knobs in doors, cabinets and desks. The cutting material must be fixed well, and it must be at a 90 degree angle with the hole opener.The sharp tooth edge makes the cutting smooth, fast and easy.
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