CSOOM Carbide Hole Saw are Perfect DIY Tools for Drilling Holes in Woodworking, Metal, Stainless Steel, Aluminum, and More. (13mm|1/2") - HJK-13

• 【Specific Information】The cutting diameter is 13mm|1/2", and the TCT drill is made of high-hardness alloy. It has wear resistance and cutting resistance, and the ultra-hard chip with high precision and excellent sharpness is used. There is a spring in the center to assist in removing the cut metal material. 【Compatible Strengths】It can reach a cutting depth of 25mm （1“） in metal and the alloy blades are tilted 5 °, which making cutting easier.It can easily guide various decorative and industrial applications . 【Various Purposes】The shank is made of triangle shape and it is used for various hole drilling tasks such as DIY projects, plumbing, electrical work, and is perfect for drilling large diameter holes in doors, cabinets, knobs, or desks at home. 【Reminder】Before using, please make sure the center drill is securely attached. Use it vertically to the material, use cutting oil when cutting metal materials, and start cutting at low speed. The blade will slow down as it approaches the material, reducing rapid wear of the blade tip. You are not suggested to use the spring on the 13mm|1/2" carbide hole saw , as its' caliber is smaller and the it will be difficult to clean the dust 【Multiple material applications】：This Carbide Hole saw set apply to Bench drill, magnetic drill, gun drill, drill percussion and so on. Ideal for stainless steel, metal, iron, aluminum, FRP, mild steel,plastic,wood(NOTE:Burrs on the edges when used on wooden materials，DO NOT used for Glass,concrete, tiles and stone！！！）