... drill,threaded,tapered,drilling tools,drill bit,drill bits,rock drilling tools 1. Button bits: Tapered button bits (28mm, 30mm 32mm, 34mm ... R38, T38, T45, T51 etc.) Retrac Button bits with different Thread different diameters. 2. Dth bits: From 115mm, 120mm, to 165mm ... , Mach hammer series (MACH30, MACH40, MACH50, MACH60 etc) 3. Dth Hammers: Hammers Includes: DHD340, DHD350, DHD360, DHD380 Cop34, Cop44, ...