Dormer A170 Parallel shank drills with a standard helix, right hand spiral, 1/2in parallel shank drill, often referred to as a blacksmiths drill.

General purpose drill, ideal for a wide range of materials where chuck holding capacity is limited.
Suitable for both hand and machine use.

WARNING:-
For general purpose light-duty work only.
Fracturing of the drill shank may occur if it is used for any other purpose or if extreme pressure is exerted on the drill.

Tip diameter: 20.0 mm HSS.
Working length: 84mm.
Overall length: 157mm.