Stainless hlau lauj kaub taub hau socket taub hau hau ntsia hlau

Sab nraud ntawm lub taub hau ntawm lub qhov (socket) lub taub hau ntsia hlau yog puag ncig, thiab qhov nruab nrab yog concave hexagon. Qhov ntau dua yog lub taub hau cylindrical socket hexagon, nrog rau lub lauj kaub taub hau lub qhov (socket hexagon), countersunk taub hau qhov (socket hexagon), lub taub hau lub taub hau lub taub hau hexagon, lub taub hau tsis muaj hau, tshuab ntsia hlau, thiab lwm yam yog hu ua headless socket hexagon. Lub qhov (socket head cap screws) feem ntau yog siv ua ke nrog wrenches. Cov cuab yeej siv tau yog hom "L". Ib sab yog ntev thaum lwm sab yog luv. Tighten cov screws ntawm sab luv. Tuav lub sab ntev tuaj yeem txuag kev siv zog thiab ceev cov screws zoo dua. Lub taub hau taub hau taub hau taub hau ntsia hlau. Tom qab kev teeb tsa, nws lub taub hau protrudes rau saum npoo, ua kom yooj yim rau ntsia hlau tom qab. Cov khoom no tuaj yeem pom ntawm qee yam khoom siv hauv tsev.