HSS. DIN 1869. Type TS. Point angle 130°. Profile ground with crosswise grinding from Ø 2.0 mm. With straight shank. Right-hand cutting. Extra-long type. Special drill for extremely deep bores. For drilling in all long-chipping materials e.g. steel up to approx. 1,000 N/mm², aluminium alloys, Al-Si alloys, electrolytic copper, tough brass, cast iron