Description
HSS Steel Step Cone Drill Titanium Bit Set Hole Cutter 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
The ladder of its unique structure, a bit can open a variety of specifications of aperture. Do not need to use center punch, compared with the ordinary twist drill is not easy to be broken. Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable, but it is possible.
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