Twist Drills started from Ø 0,50 mm. to Ø 6,00 mm. with step 0,10mm.
Material: micrograin solid carbide with grain size 0,50-0,6 micron.
AS-D25 DIN6539
![](http://astra.am/wp-content/uploads/2018/02/AS25.jpg)
Twist Drills started from Ø 0,50 mm. to Ø 6,00 mm. with step 0,10mm.
Material: micrograin solid carbide with grain size 0,50-0,6 micron.