Art. no. 23 13 20, 23 13 22
 

Step drills / HSS


 
Description
Special type for electric assembly, for sheet steel up to 4 mm thickness, for amoured conduit thread sizes.


Art. no.
min. / Ø
max. / Ø
231320
7
29
231322
7
21
I N F O
Rotational frequency norms for Cone and Step drills

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