ASTM specifications are permanently marked or incised in green to distinguish between other copper tube types

Overall Product Weight  102 lb

Lithium technology provides strong suction

When connected with laptop computer

Energy Efficient - Standby power is only 1 Watt

Single Line Welding Hose: 3/8 in Hose Inside Dia., 750 ft Hose Lg, Green ASTM specifications are permanently markedSingle Line Welding Hose: 3 8 in Hose Inside Dia., 750 ft Hose Lg, Green Grade R single line bulk welding hoses come with just one hose and are used in welding applications where space is too limited for twin line hoses or where gas sources are separated. Grade R welding hoses have an oil resistant cover and are designed for carrying acetylene or oxygen to welding equipment. Green hose is used for carrying oxygen, and red hose is used for carrying