13 Pieces M35 Grade 5% Cobalt HSS Twist Drill Bit Set Drilling Tool

Description:

100% brand new and high quality

Material: M35 Grade High Speed Steel (HSS or HS), 5% cobalt contained

Roasted yellow surface (looks like copper color) treatment can improve the wear resistance and reduce friction coefficient of HSS drill bits

Applicable for 1-8mm thickness drilling of various materials such as I-beam, ordinary steel, angle iron, aluminum, copper, wood, etc.

You can get 13 pieces of drill bits, sizes of 1.5mm, 2.0mm, 2.5mm, 3.0mm, 3.2mm, 3.5mm, 4.0mm, 4.5mm, 4.8mm, 5.0mm, 5.5mm, 6.0mm, 6.5mm, each for one

Package Includes:

13 pieces drill bits stored in one acrylic box