Cnau a bolltau galfanedig clymwr sgriw clymwr dur gwrthstaen 304

Manyleb: Math:Bollt sgriw hecsagonDiamedr: 3/8 ″ Hyd: 1 ″ Edau: 16Material:Bollt hecs dur carbonTriniaeth Arwyneb: Mae Galvanizedpackage yn cynnwys: 10 x 3/8 ″ -16 × 1 ″Bollt sgriw hecsagon+ 10 x 3/8 ″ -16 Nut Adain + 10 x 3/8 ″Golchwr FflatFine workmanship, smooth surface without burr, complete and deep thread head, uniform stress, not easy to slip, firm and durableThe butterfly nut is specially designed to be tightened by bare hand, instead of using a screw driver, butterfly head, thus increasing the lateral support surface and making the hand torsion more effectiveIt is mainly used for household and office equipment, communication equipment, automobile industry, ship assembly and other machinery industry equipment which need dadosod a chynnal a chadw mynych