Features: 14Pcs accessories kit, includes Gases Nozzle 21-50 (2pcs), Contact Tip 11-35 (0.035"/0.9mm,10pcs) and Gases Diffuser 35-50 (2pcs). The nozzles hold the end of the contact inside, not out. More safe and effective. Machined from a copper alloy tubing, the contact tips provides a consistent and smooth inside diameter surface. Has nice electrical properties. Fine quality parts replacement for Tweco Mini/#1 and Lincoln Magnum 100L Mig welding mahcine. Specifications: Material: metal Quantity: 14pcs Includes: 2 * 21-50 gases nozzles + 2 * 35-50 gases diffusers + 10 * 11-25 contact tips Package size: 80 * 60 * 30mm / 3.15 * 2.36 * 1.18in Package weight: 185g / 6.52ounces Package List: 10 * Contact Tips 2 * Gases Nozzles 2 * Gases Diffusers