Mig Guns; Skylights; Drilling System; Guidance System
AIR-COOLED MIG GUNS For "High-Heat" Jobs Available in 250-, 350- and 450-amp models, Spray Master series guns come equipped with heavy-duty contact tips and diffusers that make them suitable for operation in extreme conditions. The 350- and 450-amp models are available with optional locking or dual-schedule triggers. Spray Master guns are rated at 80% duty cycle with argon/carbon dioxide gases. They feature an ergonomic handle design to reduce welder's fatigue. They have only 11 parts, which reduces maintenance and repair. TWECO ARCAIR; 314/721-5573; www.drone.com/pressroom/twe