Description
Step drill bits Size: 6-60mm (12 steps:6,10,15,20,25,30,35,40,45,50,55,60mm).Shank diameter: 13 mm. Step drill Material: HSS 4241Application: The step suitable for workpieces with hardness below 25, such as carbon steel, sheet metal, insulation board,PVC board, board and wood. The thickness of the part under 5mm.Note: Use water cooling in the drill to extend the life of the bit. Recommended drilling speed 250-400 rpm.Spiral Groove Slot: 135 Split point tip and dual flute design for self-centeringand deburring, spiral groove helps eliminate chips while drilling.- Brand: Unbranded
- Category: Drill & Screwdriver Bits
- Fruugo ID: 239420097-514247947
- EAN: 947258715792
- Sold by: Haikouhuangjinshangmaoyouxiangongsi
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