ASZLBYM 7/8-20 HSS Tap And Die Set， UNEF Machine Thread Tap and UNEF Round Thread Die Right Hand

ASZLBYM 7/8-20 HSS Tap And Die Set， UNEF Machine Thread Tap and UNEF Round Thread Die Right Hand

• Size:7/8-20 , Pitch:20 , Material : HSS
• Round Die: Not easily broken tooth chip fast, abrasion resistance and long service life.
• HSS tap offers precision cut threads, accurately formed for consistent, exact threading
• Advantage : Heat treated and tempered for file hard threads and a long, useful life
• Tap : Chip removal, high efficiency, debris rapidly discharged in the tank. No blocking, fast efficiency.