This portable welding&cutting kit has been widely applied in different fields of the industries.ldeal for plumbing,H.VAC,refrigeration engineering,automotive repaira,hardware and maintanace application.Empty 4L oxygen and 2lacetylene included. · Portable welding torch kit with 4L oxygen & 2L acetylene tanks · 4.5M*4.8mm with flame retardancy hose · 0xygen reducer of CGA540 inlet and 9/16″-18 outlet,and acetylene reducer of CGA200 inlet and 9/1 6″-18 outlet · Capable of welding from 0.D. 1/32″ up to 1-1/4″ with the appropriate welding nozzle · Capable of cutting from 1/2″up to 3/4″ with the appropriate cutting tip · Larger welding and cutting tips are sold separately   Kit included： 1 pc torch handle,2pc welding tips,1 pc cuting tip,1 pc plastic carry case,l pc sparker,i pc goggles,1 pc Tip cleaner&wrench