1、The product is small and light, simple to replace 2、Fast and easy wire feeding, which can greatly improve work efficiency 3、The wire feeding pen is suitable for 0-2mm welding wire 4、Suitable for argon arc welding, durable and long service life 5、Including welding TIG pen, filter fluid guide nozzle and tungsten needle clip, good replacement accessories for old one 1 x Wire Feeding Pen1 x White Silicone Ring2 x Rubber Washer1 x Glass Protection Nozzle1 x Tungsten Needle Clip1 x Filter Fluid Guide Nozzle Item Type: Welding TIG PenWire feeding pen is suitable for 1.0- 3.2mm welding wireWire Feeding Pen Size: Approx. 13 x 1.5cm / 5.1 x 0.6inApplicable Welding: Argon arc weldingUse Range: TIG-17/18/26Tungsten Needle for Nozzle: 1.6(1/16")/ 2.4(3/32")/ 3.2(1/8")mm