Abun mazugi kayan aiki ne da aka yi da tungsten ko taurin karfe wanda ke murkushe duwatsu yayin aikin hakowa.Gabaɗaya an yi shi da guntu mai jujjuyawa guda uku tare da hakora masu kauri waɗanda ke karya dutse zuwa ƙananan guntu.Kayan aiki ne da aka saba amfani da shi a ayyukan hakowa mara amfani.
Wani suna na mazugi bit shine abin nadi.
Trenchlesspedia Yayi Bayanin Mazugi Bit
Howard Hughes, Sr. an yaba da ƙirƙira na "Sharp-Hughes" dutsen rawar soja.Ya sami takardar shedar mallaka a shekara ta 1909. Ɗansa, fitaccen ɗan wasan kwaikwayo Howard Hughes, Jr., ya zama ɗaya daga cikin manyan attajirai a duniya ta hanyar yin amfani da ƙirƙira a lokacin bunƙasar mai a Texas.
Ikon murkushe dutsen yayin hakowa ya sanya mazugi ya ciji kyakkyawan kayan aiki.Sigar zamani ta bit, tri-cone rotary drill bit, tana amfani da haɗe-haɗe na kadi da jujjuya kayan taurare don tarwatsa dutse yayin da aka zurfafa shi cikin ƙasa.Ruwa mai tsayi mai tsayi yana tilastawa ta hanyar annulus na zaren rawar soja, wanda ke kawar da fashe-fashe na dutse ya mayar da su zuwa saman.
Lokacin aikawa: Satumba-01-2022