This victor medium-duty system cuts up to 1/2" (12.7 mm) or 5" (127.0 mm) with optional tips. It welds up to 5/64" (2.0 mm) or 1.25" (31.8 mm) with optional nozzles. The system includes Medium-duty construction, RM-grade hose 20' x 3/16" (6.1 M x 4.8 mm), Striker, and soft-sided goggles. This heavy duty system cuts up to 12" (300.0 mm) with optional accessories. The system includes: extra heavy duty, heavy fabrication, oil & Gas, demolition & recycling, precision balanced for operator comfort,