Li-drill tsa carbide ke lisebelisoa tse sebelisetsoang ho phunya masoba kapa masoba a foufetseng a thepa e tiileng le ho phunya masoba a teng. Li-drill tse sebelisoang ka tloaelo li kenyelletsa li-drill tsa twist, li-drill tse bataletseng, li-drill tse bohareng, liboro tsa mekoti e tebileng le liboro tsa ho haha. Le hoja li-reamer le li-countersink li sa khone ho phunya masoba ka thepa e tiileng, ka tloaelo li khetholloa e le likotoana tsa ho cheka.
Nakong ea ho cheka, karoloana ea ho phunya e potoloha ho pota-pota axis e otlolohileng 'me e tsamaea ka axially ka nako e le' ngoe. Mobu o khaola tlas'a ts'ebetso ea torque le matla a axial a drill bit, 'me o senyehile' me o pshatleha tlas'a ketso ea extrusion le matla a centrifugal a lehare le sebetsang, ho etsa phallo ea mobu e hatelloang khahlanong le lerako la sekoti, ka nako e ts'oanang e phahamisetsoa holimo ho bapa le leqephe. Ha ho phalla ha mobu ho fallela sebakeng seo ho se nang lerako la lerako la sekoti, mobu o robehileng o lahleloa ho pota-pota sekoti ka lebaka la matla a centrifugal, 'me mokhoa oohle oa ho cheka sekoti o phethoa.
Nako ea poso: Jul-29-2022
