FORMAT Spiral drill bit set type 1028

Design: Profile grinding, right cutting, with precise point geometry. With high concentricity and graduation precision. Point thinning up to Ø 2.4 mm similar to cross-grinding. Normal angle of rake, core thickness and core gradient.

Application: Particularly suitable for steel and steel casting (alloyed and non-alloyed) grey cast iron, malleable cast iron, nodular iron, sintered iron and graphite.

From Ø 2.4 mm steam tempered Normal angle of rake, core thickness and core gradient. Set consisting of (order no. 1001). Supplied in a robust, high quality plastic cassette with automatic drill setup function when opened.