Faithfull HSS Step Drill Bit Set of 3 4 30mm FAISDSET3

General description Faithfull Step drills are designed for cutting varying hole sizes in materials up to 4 mm thick without the need to change the drill bit. Each drill bit cuts parallel holes within a specific size range, increasing in 2 mm increments. This set includes three drill bits: 4-14 mm, 6-20 mm, and 6-30 mm, all made from high-speed steel (HSS) and supplied in a durable metal case. Technical specifications Material: High-Speed Steel (HSS) Thickness capacity: Up to 4 mm Size range: 4-14 mm, 6-20 mm, 6-30 mm Increment size: 2 mm Other information Supplied in a metal storage case