1/4pcs Set Titanium Countersink Deburring Drill Taper Hole Cutter Steel/Aluminum Countersunk Head Chamfering Tools 2-5-10-15-20

Slotted taper for chatter-free deburring and countersinking. Made from 90 ° HSS content.
Through slot chip removal prevents chips from clogging in workpiece.
Gives best results at low cutting speeds in steel, wood and plastic and light metals.
This 4 piece Countersink and Deburring Tool Set is ideal for cutting through metal, wood and plastic quickly and easily
[Name]:Countersink & Deburring Bits 2-5-10-15-20mm Tool Set
[Material]: HSS 4241
[Surface treatment]: Titanium Coated
[Note]: When edge processing need to add water or cold oil, responsible for the drill will burn