Answer
Galling nuburyo bwo kwambara bufatika bubaho mugihe ibyuma bibiri (impeta nigikoresho cyo kwishyiriraho / shaft) byanyerera hejuru yumuvuduko mwinshi, bigatera gusudira hamwe no gutanyagura hejuru. Ibyuma bitagira umwanda (302, 316) bikunze kwibasirwa nibi bitewe nuburinzi bwabyo bwa okiside irinda, iyo ivunitse, igaragaza ibyuma bidakora cyane. Ibisubizo birimo: 1) Gukoresha icyuma kidasa nigikoresho cyo kwishyiriraho (urugero, Ampco 18 bronze); 2) Gukoresha amavuta akabije (EP) amavuta; cyangwa 3) Gukoresha 'Chrome Ikomeye' cyangwa 'DLC' (Diamond-Nka Carbone) itwikiriye mandel yo kwishyiriraho kugirango ugabanye ubukana nimbaraga zo hejuru.