Description:This hole saw is especially designed to cut alloy and stainless steel materials.Suitable to be installed onto hand held drill， table mounted drill， or other drills.The hole saw has a twist drill bit inside， which is detachable.High-temperature brazing carbide blade， sharp and durableFor precise centering drilling， high precisionSuitable for all alloy， stainless steel， etcShank Length: Approx. 7mm / 0.28inchHole Saw Overall Length: Approx. 68mm / 2.68inchCutting Depth: Approx. 14mm / 0.55inchCutting Diameter: Approx. 35mm / 1.38inchMaterial: High-speed SteelPackage Includes:1 x Hole Saw Drill Bit1 x Hex Wrench1 x Plastic Holder Box