- Made of tool alloy steel grade P4M4X2
- Hardness of cutting edges 62-65 HRC
- Designed for drilling holes in metal
- Sharpening angle 118 degrees
- There are two narrow cylindrical ribbons at the edges of the spiral flutes of the drill
- The drill has a reverse taper, the diameter of its calibrating part decreases from the cutting towards the shank
- Sharpening: 118 Degree
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