A complete set of Pyrex components for TIG torches 101/301/321, designed for electrodes with diameters ø1.6-ø2.4 mm. It includes high-quality Pyrex transparent glass nozzles that provide excellent visibility of the welding arc and stable shielding gas flow. With precision manufacturing and durable materials, the kit is ideal for professional welders looking for better control over the welding process. Compatible with many standard TIG holders.