59-Pcs Mini Twist Drill Bit Set Suitable for DIY Micro Hand Drilling

Description

This micro twist drill bits set is made of Tungsten steel (drill bit tip) and high speed steel (grip), which is of high strength and high hardness performance.

Application: for all kind of industrial and mechanical purposed use.

Precise and professional made, the specification of drill bits is range from 0.1 mm to 1.0 mm.

Specifications

Type: Mini Twist Drill Bit Kit

Material: Tungsten Steel + High-Speed Steel

Drill specifications: 0.5 / 0.6 / 0.7 / 0.8 / 0.9 / 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 / 2.7 / 2.8 /2.9/3.0 mm