3 Pcs/set HSS Titanium Coated Straight Flute Step Drill Bits Essential Hardware Tool Pagoda Drill Bit Set 3-12mm 4-12mm 4-20mm

These step drills are very suitable for cutting holes in a variety of materials including steel, brass, wood, plastic and more.

Features:
Titanium coated to reduce friction and heat.
High-speed steel step drill, nice quality and durable.
These drill bits works great in making a smooth, clean and perfectly round hole.
Suitable for punch holes through sheet metal, steel plate, aluminum plate, brass or wood.
This drill bit set includes 3 sizes(3-12mm, 4-12mm, 4-20mm), which meet your different needs perfectly.

Specifications:
Material: High-speed steel 4241
Surface Treatment: Titanium coated
Shank Diameter: 6.35mm (hexagon shank)
Item Weight: Approx. 83g / 2.93oz
Package Weight: Approx. 84g / 2.96oz
Package Size: Approx. 9.5 * 6 * 1.5cm / 3.74 * 2.36 * 0.59in

Package List:
3 * Step Drill Bit