Package Included: TIG Alumina Nozzle (20pcs)2pcs 10N50 Alumina Nozzle #45pcs 10N49 Alumina Nozzle #56pcs 10N48 Alumina Nozzle #65pcs 10N47 Alumina Nozzle #72pcs 10N46 Alumina Nozzle #8TIG Collet (20pcs)8pcs 10N23 Collet 1/16"" 1.6mm8pcs 10N24 Collet 3/32"" 2.4mm4pcs 10N25 Collet 1/8"" 3.2mmTIG Collet Body (20pcs)8pcs 10N31 Collet Body 1/16"" 1.6mm8pcs 10N32 Collet Body 3/32"" 2.4mm4pcs 10N28 Collet Body 1/8"" 3.2mmTIG Back Cap (8pcs)4pcs 57Y02 Long back cap4pcs 57Y04 Short back cap