1. Vuam ntawm carbide tej cuab yeej, xws li cov cuab yeej tshuab dhos, milling cutters, twist xyaum, kub dov, pliers, hammers, wrenches, hlau cutters, thiab lwm yam.
2. Vuam ntawm pob zeb diamond txiav cov lus qhia, xws li pob zeb diamond saw hniav, sib tsoo log, thiab pom cov hniav.
3. Vuam ntawm cov khoom siv drilling siv hauv cov mining, xws li flathead drills thiab screed xyaum.
4. Composite welding ntawm cov ntaub ntawv hlau xws li tooj dag, tooj liab, thiab stainless hlau lauj kaub hauv qab. Kev kho cua sov ntawm tsheb thiab maus taus qhov chaw, kub upsetting ntawm tus qauv qhov chaw, kub upsetting ntawm ceev, cua sov ntawm tooj liab txheem cov ntaub ntawv, thiab lwm yam.