BUYISI Two Stage Conutersunk Spiral Step Drill Bit M3-12 90/180 Degree HSS Drill Sub-Step Drill For Metal Drilling Chamfering Tools M12*180 Degree
BUYISI Two Stage Conutersunk Spiral Step Drill Bit M3-12 90/180 Degree HSS Drill Sub-Step Drill For Metal Drilling Chamfering Tools M12*180 Degree
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BUYISI Two Stage Conutersunk Spiral Step Drill Bit M3-12 90/180 Degree HSS Drill Sub-Step Drill For Metal Drilling Chamfering Tools M12*180 Degree

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Key item features

  • 【Versatile Design】This spiral step drill bit offers the convenience of reaming and chamfering functions, significantly improving processing efficiency. It features a second stage angle of either 180 degrees or 90 degrees, allowing for diverse drilling needs.
  • 【Multipurpose】With the ability to replace multiple standard drill bits, this tool is for ideal for various applications such as drilling holes, installing hexagonal nuts, and more. It provides versatility and convenience in your metalworking projects.
  • 【High-Quality Material】Crafted from high-speed steel (HSS), the countersunk head of this drill bit enables it to handle metal and non-metal materials with a hardness of up to 30 degrees for HRC. It is suitable for processing materials like cast iron, tool steel, copper, aluminum, alloy steel, and more.
  • 【Flexible Length】Due to batch variations, the total length of the spiral step drill bit may vary. However, this does not affect its performance or functionality.
  • 【Specifications】This spiral step drill bit is available in black color and offers different degree options (90 or . It comes in various sizes ranging from for M3 to for M12, making it suitable for different drilling and chamfering requirements. Package includes 1 piece of spiral step drill bit.
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