Carries an Issued US Patent on the Diffuser design has an inside diameter of .875" and is recommended for DC polarity applications only. It uses anywhere from 25-30 + CFH of Argon flow. It is recommended for 3/32" tungsten size and carries a 180 amp rating on constant amperage. It can go higher if using pulse settings. Hand made in the USA of Borosilicate laboratory grade glass. Due to the nature of the Glass “Walking the Cup“ is not recommended.
If you have a #17, #18 or #26 size torch you will need a #17 kit. If you have a #9 or #20 torch you will need to have a 45V44 gas lens.