Volkel 5/16 Unified National Extra Fine (UNEF) High Speed Steel straight flute hand tap set
ISO 529, HSS-G, Tolerance 2B
Recommended tapping drill size 6.9mm See below
Application :
For General Use
Non abrasive material up to 900 N/mm²
Unalloyed and low alloyed steel
Suitable for tapping through and blind holes
For tapping by hand and machine
Available as taper, second & plug
Part Number 838/0160