Lincoln Bulldog 5500 Engine Driven Welder w Cover Reconditioned LP Cutting Torch 4043 is a 5% silicon

4043 is a 5% silicon aluminum filler metal in 36" lengths

size 6 and 4 both have 6 holes

1-1/4" Bolt Diameter

They have a recessed portion at the cutting surface to hold the LP flame

Connections 35-50mm Dinse

Lincoln Bulldog 5500 Engine Driven Welder w Cover Reconditioned LP Cutting Torch 4043 is a 5% siliconU2708 2C. Factory reconditioned with 3 year manufacturer's warranty (same as new). Contact us for photos of the exact machine. The machine is in stock & ships from our location. No wait like when shipped from the manufacturer. Portable AC Welder AC Generator Its great for homeowners and anyone who needs portable AC stick welding and AC generator power! Low Lift Grab Bars More leverage for lifting unit on and off truck beds Extra protection against