Twist drill bits
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★★★★★
5% cobalt-alloyed high-efficiency twist drill bits with re-inforced web. Specially suitable for drilling stainless steel, acid-resisting steel, spring steel. Best for hand held operations.
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Type of Shank
d1 Ø cutting edge
l1 total length / l2 slot length
d2 Ø shank
Quantity (pcs.)
Twist drill bits extra short series, DIN 1897 PZ
Family: 901
Twist drill bits extra short series, DIN 1897 PZ
Family: 907
HSS Cobalt twist drill bits, extra short, DIN 1897 PZ
Family: 921
Cassettes and Sets
Cassette HSS Cobalt TM PZ 6 6 pcs., Ø 2.0| 3.0| 4.0| 5.0| 6.0| 8.0mm
Cassette HSS Cobalt KM PZ 10 10 pcs., Ø 3.0| 3.2| 3.5| 4.0| 4.2| 4.5| 5.0| 6.0| 8.0|10.0mm