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Range of application:
Premium quality twist drills for drilling steel and steel castings, alloy and plaincarbon, grey iron castings, copper-alloys, nickelsilver, graphite and similar materials.
Sharp edge | Break-resistant | Precise |
Alpen drill bits are manufactured in Austria.
Part No. | Diameter Ø mm |
Cutting Edge
length |
Complete length |
Taper |
ALP20210 | 12 mm | 101 mm | 182 mm | Morse 1 |