[Ready Stock] KIPRUN 3 pcs HSS Titanium Coated Step Universal Drill Bit Set 4-12 4-20 3-12 mm HSS Titanium Coated Step Drill Bit Drilling Power Tools for Metal High Speed Steel Wood Hole Cutter Cone Drill

Specifications:

Finish: Titanium
Type: Step Drill
Head Type: Hexagon Shank
Material: High-speed steel 4241
Surface Treatment: Titanium coated

Length:

5 Step Bit: 4-12mm Length: Approx. 6.7cm/ 2.64"
9 Step Bit: 4-20mm Length: Approx. 7.4cm/ 2.91"
12Step Bit: 3-12mm Length: Approx. 7.8cm/ 4.02"

The 3 Bits Sizes:

10Step Bit: 3-12mm (3, 4, 5, 6, 7, 8, 9, 10, 11, 12 mm)
9 Step Bit: 4-20mm (4，6，8，10，12，14，16，18，20mm)
5 Step Bit: 4-12mm (4，6，8，10，12mm)

Package include:

3 x step drill bit