Large Set of 6-60mm HSS Step Cone Drill Bits with Helical Grooves in 12 Sizes Cobalt Taper Drilling Tool Hole Enlargement Metal Sheet PVC Sheet - DC18

HSS and Titanium Coating - High speed steel makes it more durable than others, titanium coating makes it easy to cut steel sheets, aluminum sheets, copper, plastic, wood and many other types of sheet metal with ease.

It can automatically deburr holes while drilling to keep the bit clean.

Slotted tip increases speed.

A necessity for family, DIYer or professionals - Perfect for home repairs and light duty work such as drilling holes in plastic, aluminum, copper and many other types of sheet metal.

Package Includes: 1 x HSS Step Drill Bit 6-60mm (12 Steps: 6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm)

Step drill bits are made of high speed steel with titanium coating, which provides long service life.

Features:

1.High speed steel for longer life.

2. Double cutting blades design provides faster and smoother cutting.

3. Advanced double spiral flute design outperforms straight flute design and extends bit life. The slotted tip increases speed, and it also includes laser-etched measurements to increase step visibility.

4. The sharpness makes it easy to cut most sheet metal, plastic and other materials.

Features:

Material: High speed steel.

Step drill bit sizes:

12 steps (6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60 mm).

Contents:

1 drill bit from 6 to 60 mm.