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

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

Tip diameter: 18.0 mm HSS.
Working length: 84mm.
Overall length: 157mm.