Description
Features:
Note:
Specifications:
Package Included:
- Made from HSS-Co, heat treatment to it, high hardness, high wear resistance, high toughness, high bending strength, sharp edge, the best choice for processing stainless steel, better than ordinary step drill.
- Unique step structure, a drill can punch out a variety diameters of holes.
- Does not need center punch to assist it, compared with ordinary hemp flower drill, it is stabler and difficult to be broken.
- It is suitable for being installed on the pistol drill and bench drill, applicable for punching on these harder workpieces, such as stainless steel, carbon steel, aluminum plate, iron plate, etc.
Note:
- Please water it for cooling while punching so that can prolong its lifetime, rotation rate from 250 to 400 is recommended.
Specifications:
- Material: HSS-Co
- Handle type: Hex handle
- Handle diameter: 1/4"(6.35mm)
- Step quantity Edge length Handle length Step diameter
001 9steps 50mm 31mm 3/4/5/6/7/8/9/10/12mm
002 10steps 50mm 31mm 4/6/8/10/12/14/16/18/20/22 mm
003 11steps 57mm 31mm 6/8/10/12/13/14/16/18/20/22/24 mm
Package Included:
- 1pc HSS-Co Cobalt Spiral Groove Step Drill Bit
(we ship according to your choose!) - Reference: 15050090001