WeldingCity Acetylene Cutting Tip MC12-3#3 for Smith Torch Premium quality Acetylene one-piece cutting tip MC12-3 #3 for Smith oxyfuel torch. Medium duty cutting tip. For cutting with Acetylene and Oxygen. Compatible with Smith cutting attachment: DG109A/MC505/MC509/CC509P/AC309. You get One (1) cutting tip for Smith torch at this price. FAST AND FREE SHIPPING within the U.S.