HSS, type N, TiN Tip, DIN 1897
Made of: ground profile, right-cutting, with precise top grinding. Up to a diameter of 2.4 mm, a cross-like grind; above 2.4 mm correction according to DIN 1412, shape A. Lateral rake angle, thickness and convergence of the core normal. Supplied in a durable metal cassette with automatic drill pull when opened.
Application: for use on automatic lathes, turret lathes and hand drills. Designed in particular for structural steels and steels with a strength of up to 800 N/mm² and for thin-walled materials (car body construction).
* With intermediate sizes for thread holes: 1 piece each from 3.3 diameters; 4,2; 6,8; 10.2 mm.