Taper bits 38mm 11 °
Ma taper bits, makamaka Mabatani a Tapered ndi mabatani otchuka kwambiri obowola okhala ndi ma diameter osiyanasiyana amutu kuyambira 28mm mpaka 41mm. Ndi mabatani a carbide omwe ali otentha pa masiketi ang'onoang'ono, mabatani a tapered amakhala ndi ntchito yabwino yobowola komanso amakhala ndi moyo wautali.