Pagoda drill bit universal metal reaming stainless steel special hole opener

Features:

1. This is the new HSS steel big step cone drill bit titanium alloy drill bit set,

2. Made of high-quality HSS steel and plated with titanium to reduce friction and heat.

3. Very suitable for cutting holes of various materials, including thin steel, brass, wood, plastic, etc.

Specification:

Type: Pitch drill

Material: high speed steel

Coating: Titanium

Stem: triangle/round

cut:

4-12mm 4-6-8-10-12mm 5 steps

4-20mm 4-6-8-10-12-14-16-18-20mm 9 steps

4-32mm 4-6-8-10-12-14-16-18-20-22-24-26-28-30-32mm 15 levels