ITEM NAME:20pcs MIG Welding Nozzle Contact Tips Gas Diffuser Connector Holder (0.8) A#S Product Description Description: Features: Copper material, durable and corrosion resistant. Specifications: Product function: welding Usage: It is located at the end of the welding torch for guiding wire. Driving Form: Semi-automatic Target of action: metal Welding Principle: Butt Welding Parameters: Aperture is divided into 0.8 mm. Specification: 20pcs/set Packaging size: 100*70*10mm/3.94*2.76*0.39" Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow slight measuring deviation due to manual measurement. Included: 20 X Welding Nozzles.Welding Principle: Butt Welding. Product function: welding. Usage: It is located at the end of the welding torch for guiding wire. Included: 20 X Welding Nozzles. Driving Form: Semi-automatic. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.