Trend Drilling Accessories Rose countersink 12.5mm countersink diameter Ref: 49/70X1/4HSS Key Features: These countersinks are produced in High Speed Steel (HSS) and should not be confused with carbon steel types.

They are designed for countersinking mild steel, iron and plastics.

Multi flute design.

Ground shank for greater running accuracy.

Specification: D: 12.5 mm (metric diameter) OL: 40 mm (overall length) Shank length: 19.5 mm Shank Diameter: 1/4 inch Flutes: 5