Finishing:original/TiN Material:HSS Angle:118 or 135 degree spec.:completely (or according tocustomer request) For more greater details please don't hesitate to contact us for your inquiry. Taper-shanklenghenedflutedtwistdrillGB/T143.8.3-1996NodLiMorseIL21-113260180121426518513152901902416295195251730020026183052052719310210282032022029213302302102233523521123340240212243652453132536524531426375255315273852653162838526531729395275318303952753