Threading Taps

Materials 500 ÷ 1.350 N/mm² or 42 HRC
For long-chipping materials		  High thread and chamfer relief for synchronized tapping.
 Machine tap with spiral point, driving the chips ahead.
 Chamfer lead 4-5 threads (DIN-Form B).
 Rake angle 8º÷10º measured in the 3rd thread.


     ≤ 3 x d1Through hole

DIN 371 
DIN 376 - 374 - 5156   
COATING		    
T121A T121 TiN coating (Titanium nitride) Special High speed steel
class E with vanadium		 Machine tap with spiral point,
driving the chips ahead
W121A W121 TiAlN+WC/C coating (Titanium
Aluminium Nitride + Tungsten carbide)		   Form B (with GUN-nose and
chamfer lead 3.5-5 threads)
C121A C121 TiCN coating (Titanium Carbon Nitride)    


We reserve the right to make technical changes.

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