Inkingi iryinyo bit rock drill bit plum blossom bit inkingi iryinyo ryibicuruzwa biranga:
1. Inkingi yometseho ifite imikorere yo gucukura amabuye y'agaciro: Ukoresheje tekinoroji yo mu mabuye y'agaciro, ukoresheje tekinoroji idasanzwe, Super Alloy Botbo, Gukomera (HRA) ≥92.5, Imbaraga ≥2800n.
2. Ubuzima bw'umubiri wa troser w'inyo y'inkingi ryiyongereyeho 50%: Umubiri wo kwa trouser ni uguvurwa no gusobanuka, umubiri wa troser ukomeye, ukomera cyane kandi ntucike.
3. Gucukura byihuse no gucukura, byose ntibishoboka.
Turi umwe mu rutare ruzwi cyane rwa Jack Inyundo Abakora mu Bushinwa, impongano mu musaruro wo gucukura urutare hamwe n'imikorere myiza, yakozwe hakurikijwe ibipimo ngenderwaho n'ibipimo ngenderwaho. Imashini zo gucukura byoroshye gushiraho, gukora no kubungabunga. Imashini zo gucukura zirahagije kandi byoroshye gukoresha. Ifunguro rya rock ryagenewe gukomera no kuramba, ntabwo byoroshye kwangirika, hamwe nibikoresho byuzuye byimyuka