The MB25 conical nozzle delivers superior gas shielding for mid-range MIG welding applications. The 14mm diameter provides excellent coverage for spray arc transfer welding. Features a precision-machined copper body with smooth interior finish to reduce spatter adhesion. The 15mm threaded connection fits Binzel MB25 series torches securely. Sold in economical 5-packs for shops with multiple welding stations. The tapered design optimizes gas flow for cleaner welds with less porosity. Ideal for welding carbon steel, stainless, and aluminum in the 200-300A range. Each nozzle is individually tested for proper gas flow characteristics before packaging.