... Certificate. 3.Warranty 1 year. cutting machine FEATURES:1. New type and high efficiency,economy and practical2. One machine has three purposes,be able ... protection ,automatic voltage compesation capablility,less splash.5. Sutable for cutting carbon steel,stainless steel,alloy stell ,copper,aluminium and so ... ,electrode holder,earth clamp,brush/hammer,protective mask,carton box. cutting machine