• [1 piece] 4-32mm spiral step drill, number of steps: 15 steps (length 77mm) (4/6/8/10/12/14/16/18/20/22/24/26/28/30/32mm). Each piece weighs approximately 150g. Since the shape of the shaft is hexagonal, it can also be used with an impact driver.
• [Material] The step drill made of HSS steel (high speed steel) has a titanium coating on the surface, which reduces the heat generated during friction and operates at a lower temperature.
• [Drilling] Step drills enlarge holes in order from small holes to large holes, so it is possible to drill multiple sizes of holes and enlarge and correct holes. Recommended drill speed: 250-400 rpm.
• [Various uses] This step drill can be used for a wide range of purposes, from home DIY to field work. An indispensable tool for drilling, enlarging, chamfering, deburring, etc. in thin steel plates, stainless steel, aluminum, wood, resin, etc. Note: The surface of the product may be oiled to extend its life and facilitate storage and transportation. Thank you for your understanding.
• [Safety Guarantee] We always conduct strict quality inspections on our products. In the unlikely event that there is an initial defect, please feel free to contact us. We will respond as soon as possible.
Wide range of uses: An essential tool for drilling stainless steel, thin iron plates, aluminum plates, wood, vinyl, resin, etc., home DIY, enlarging pilot holes, chamfering, deburring, etc. A staple item for home and work.
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