Description:<br>Professional Drill Bits HSS-Co Cobalt  Various Sizes  Metal Plastic Wood<br>Specifications:Drill Bit Type: Twist DrillShank Type: Straight ShankManufactured from HSSContaining Sizes :1.0mm To 8.0mm<br>Features:-Long service life ，low consumption-For use with metal， plastic and wood.-Flute diameter ranges from 1mm - 8mm.-Manufactured from HSS 4241 'High Speed Steel'.-5% Cobalt for higher heat and abrasion resistance.<br>Package included:1 x Drill Bit