7/16"-20 UNF HSS Hex Die IWN The stamped and ink-filled size

The stamped and ink-filled size marking enables you to select the right socket every time throughout the life of the socket

3/4" Drive 6 Point Standard Impact Socket - 1-15/16"

Experience faster accessory changes

there are no fumes or carbon monoxide emitted from the device

Coil 7147 LED Illuminated Hand Magnifier

7/16"-20 UNF HSS Hex Die IWN The stamped and ink-filled sizeHex Dies are for dressing over brusied or rusty threads, they are the most cost effective rethreading tool available. No special holder is required for this type of die, any wrench large enough will suffice. Ideal for maintenance in the shop or field. High speed steel hex dies are for re threading "or cleaning" bruised or rusty threads or making new threads.