Dormer A100 HSS Jobber Drill Bits are versatile general-purpose metalworking drills designed for both hand-held and machine drilling. Manufactured from high-speed steel with a steam-tempered finish, they provide reliable performance across a wide range of engineering materials. The 118° conventional point offers good strength, easy regrinding and effective general-purpose drilling, while the steam-tempered surface helps retain cutting fluid and reduce chip welding. Manufactured to DIN 338 and available in a comprehensive range of metric, imperial, number and letter sizes