7/8" x 9 UNC 2" Chrome Button Die 40 mm Bore Hole Metric Fine button dies and

Metric Fine button dies and die nuts have a 60° angle of thread

Razor sharp hook teeth allow maximum penetration

Features of Archer Australia Saw Chain:

Diameter: 100 mm

7/8" x 9 UNC 2" Chrome Button Die 40 mm Bore Hole Metric Fine button dies andUNC UNIFIED NATIONAL COARSE 2" BUTTON DIE About this item: 7 8" x 9 UNC 2" Chrome Button Die Unified National Coarse (UNC). Split circular chrome alloy button dies are most commonly used in conjunction with a die stock handle. They can be used as thread chasers to clean an existing thread. They can also be used to create a new male thread on non ferrous metals and plastics. Chrome alloy dies are not suitable for creating precision, safety or critical