Machine tap HSS-E, VAP-coated, UNC, according to standard DIN 376, form B. Series Hunix by Hepyc with MicroFinish-technology. Brand Hepyc with reference 2263.
For internal threading of UNC thread ANSI B1.1 with right direction of rotation in trough holes, in steel, stainless steel, cast iron and non-ferrous metal.