Description
ADVANTAGES
- Set of 19, 25 and 170 pieces
- Fully ground
- High drilling performance
- Available from 1,0 to 13mm diameter
- Excellent centering capability
- Breakage resistance
- Long tool life
The CHEMITOOL HSS drill is made entirely of high-speed steel, prepared for drilling in metals with a hardness up to 800N/mm2, according to DIN 338.
The main characteristic of this metal spiral drill bit its drilling, which can be used for widening or countersinking thanks to its 135º attack angle.
The use of lubrication in the drilling process will increase the service life and reduce the heating of the drill, this application should not be forgotten when drilling materials with a high hardness and abrasion.