Stepped Pilot Drill Bit for Carbide Hole Saw 22.5mm Cut Dia Spiral Hole Opener

Material: Carbide Shank diameter: 70mm or less, the shank diameter is 10mm, and the above shank diameter is 12mm. Suitable for all kinds of metal, stainless steel, aluminum, iron and other openings. Please refer to Figure 7 for the drilling speed range. Applicable equipment: hand drill, charging drill, bench drill. Suitable for household use: water heater pipe opening, guardrail opening, stainless steel countertop opening, door opening cat eyes, aluminum gusset punching, etc.

Note: can not drill walls, glass, cement and ground. There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. If you do not understand what you can contact customer service at any time, I you a happy shopping.

Material: Carbide Brand: HUHAO