Features: Brand new and high quality Different nozzles have different sizes. With multi-flame heating for head for heat treating, straightening and priming applications. This is a general purpose heating nozzle with multi-flame for head, for heat treating, metal bending, calorics metal expansion, priming, etc. Nozzle used to protect the quality of your welds of your spools and pull guns. Welding Nozzle ONLY,other accessories demos in the picture is not included. Specifications: : Metal Color: Coppers Type:1#/2#/3#/4#5# Nozzle orifice diameter:0.9mm/1.0mm/1.1mm/1.2mm/1.3mm(optional） Height: app.36mm/1.41in Top diameter: app.11mm/0.43in Bottom diameter: app.8mm/0.31in Quantity: 5Pcs Package Includes: 5Pcs Welding Nozzle note: No retail package Transition: 1cm=10mm=0.39inch Please allow 0-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!