HSS Titanium Coated Step Drill Bit Drilling Power Tools For Metal High Speed Steel Wood Hole Cutter

Features: High-speed steel, high quality with good durability for you to use Professional drill for deburring, chamfering, elliptic hole enlargement Suitable for punch holes through, steel plate, aluminum plate, brass or wood

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" 15 Step Bit: 4-32mm Length: Approx. 10.2cm/ 4.02"

The Bits Size: 15 Step Bit: 4-32mm (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm) 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: 1x step drill bit