Product name: white steel set drill bit (1-6mm) 51 pieces

Material: HSS high speed steel

Surface treatment: white

Scope of application: easy-to-process products such as ordinary iron, aluminum profiles, wood, plastics, etc.

The specifications of the 51-piece set of 1-6mm are: 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 2.6...5.9 6.0mm