Guhring 90° chamfering sub-land drill, regular, homo treatment, 3.4 mm, 540 3.400, 1 piece

Catalogue number: 540 3.400 Features: ● Chamfering and drilling can be done in one process. Applications: ● For 90° chamfering (for pilot holes for screws). ● For general steel, free-cutting steel, carbon steel, cast iron, and aluminum. Specifications: ● Total length (mm): 70 ● Surface treatment: Homo treatment ● Large diameter (mm): 3.4 ● Small diameter (mm): 2.5 ● Groove length (mm): 39 ● Step length (mm): 8.8 ● Metric thread: M3 ● Tip angle (°): 118 ● N/Standard Material/Finish: ● HSS