HSS Titanium Coated Step Drill Bit Set, Golden^Li 3PCS 4-12mm/20mm/32mm Step Cone Hole Drill Cutter Set with Hex Shank for Metal/Wood Drilling Multiple Holes

This step drill is made from high quality HSS steel, and with the Titanium coated to reduce friction and heat It is very suitable for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc Specification: Material: HSS Steel with Titanium Coated Color: golden, as picture shows 4-12mm Length: approx. 6.8cm/ 2.68" 4-20mm Length: approx. 7.3cm/ 2.87" 4-32mm Length: approx. 10.3cm/ 4.06" Size Range: 4-32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm) 4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm) 4-12mm (4mm, 6mm, 8mm, 10mm, 12mm) Package included: 3pc 4-12mm/20mm/32mm HSS step drill Note: Please allow 2-3mm errors due to manual measurement Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same