Hand tap UNC ≈ 352 HSS, ground - 3 psc.

The hand tap consists of heavy-duty high-speed steel. For through threads and bottoming threads in unalloyed and low-alloyed steels up to a strength of 800 N/mm², malleable cast iron and non-ferrous metals. The thread is cut in three operation.
Article number
Nominal thread size UNC
Net weight
0.11 kg
70.0 mm
Spiral length
24.0 mm
Core hole diameter
9.4 mm