Sharp serrations and spiral groove designed for continuous horizontal drilling and efficient chip removal.Manufactured from TiN coated HSS 4241 steel for a high level of durability and heat resistance.130° Split point allows for an accurate hole positioning with a reduced amount of required pressure.Able to fit any standard sized drill chuck.Sizes: Ø3, 4, 5, 6, 8mm.Model no. AK9189APPLICATION - Sharp serrations and spiral groove designed for continuous horizontal drilling and efficient chip removal.STEEL TYPE - Manufactured from TiN coated HSS 4241 steel for a high level of durability and heat resistance.PRECISION - 130° Split point allows for an accurate hole positioning with a reduced amount of required pressure.COMPATIBILITY - Able to fit any standard sized drill chuck.CONTENTS - Ø3, 4, 5, 6, 8mm.