Set of 70 metal drills Bohrcraft type N, HSS-G

Metal drill set Bohrcraft  DIN 338 type N, HSS-G in a metal case, 70 drills 1-10 x 0.5 mm. 

High-performance ground standard twist drill made from heavy-duty high speed steel. The fully ground twist drill has a precise concentricity. Thanks to the split point, this drill has good centring properties and requires little pressure. Excellent professional set for various types of work, both industrial and amateur level.

Purpose: 
Main application - steel up to 900 N/mm2, aluminum, brass, plastic.
Additional application - bronze, cast iron.

Equipment:
The set includes 70 drills with a diameter of 1 mm to 10 mm in 0.5 mm increments: from 1.0 to 5.0 x 0.5 = 5 pieces; from 5.5 to 7.5 x 0.5 = 3 pieces; from 8.0 to 10 x 0.5 = 2 pieces. The drills are made of high-speed HSS steel DIN 338. Precision grinding system and 118° cross-sharpening with a diameter tolerance of h8. Supplied in a sturdy metal branded case.

Manufacturer: Germany