This Kit carries most anything a welder will need to get most any job done.Great package and saves money when buying as kit. INCLUDES GAS LENS 11617GL 1/16 ,33217GL 3/32 ,12517GL 1/8 ( Genuine FURICK ) Wedge collets 1 of each size 1/16, 3/32 and 1/8 ( Genuine FURICK ) Stubby Collet bodies 1/16, 3/32 and 1/8 Furick Torch insulator JAZZY10 Ceramic ( DC Only ) Fupa 12 Ceramic ( DC Only ) Fupa 12 Glass ( DC only ) MK14 Ceramic ( DC Only ) BBWSG19 Ceramic ( DC Only ) BBWSG19 Glass ( DC Only ) 2- #8 ceramic Gas lens mount cups (AC and DC) 1- #8 Pro Glass ( AC and DC 180 amps ) 2 #5 Ceramic Collet body mount cups 10 pack o’rings Jazzy 10 and Fupa 12 install tool with 1 spare diffuser of Jazzy and Fupa 12 Back Cap assortment small , medium and large Be sure to select the correct torch on your machine! If you don't know here is a guide.TORCH IDENTIFY