6pcs Spiral Grooved Drill Bits 3-12 4-12 4-20 Drilling Power Tool Metal Stainless Steel Wood Hole Cutter Cone Fast Drill Bit Set

Features:

Made from high quality HSS steel

Ideal for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.

Titanium coated to reduce mit and heat

Heat treated and highly polished. Drills perfectly round holes in steel, brass, plastic, wood etc.

3 sided shanks design in order to prevent slippage when in chuck

Two flute design drives faster, smoother and cleaner cuts each step is clearly labeled with the depth diameter in steps

Specifications:

Material : High Speed Steel

Scop : thin iron

Package Included :

6pcs/set

Note:

1. Transition: 1cm=10mm=0.39inch.

2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.