Ma Tapered Button Drill Bits, omwe nthawi zambiri amatchedwa mabatani a carbide, ndi zida zapadera zomwe zimagwiritsidwa ntchito pobowola. Tinthu tating'onoting'ono timeneti timadziwika ndi kukhazikika kwake ndipo amagwiritsidwa ntchito m'mafakitale osiyanasiyana, kuphatikiza migodi, zomangamanga, kufufuza mafuta ndi gasi.Ma Tapered Button Drill Bits amatenthedwa kuti awonjezere kulimba kwawo, mphamvu zawo komanso kukana kuvala, kuwapangitsa kukhala olimba komanso ogwira mtima pobowola.