Machine tap HSS-E, TiN+-coated, UNC, according to standard DIN 376, form C, helix 35°. Series Hunix by Hepyc with MicroFinish-technology. Brand Hepyc with reference 2237.
For internal threading of UNC thread ANSI B1.1 with right direction of rotation in blind holes, in steel, stainless steel, cast iron and non-ferrous metal.