Material: HSS / High Speed Steel
Surface Treatment: Titanium Coated
Shank Size: 1/4" Hex Shank
Includes a five-step bit, nine-step bit and ten-step bit.
This is the New HSS Steel Large Step Cone Drill Titanium Bit Set Hole Cutter, which 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
1x Set (3pcs) HSS Step Drill Bit