Miller Electric 271320, Front Lens Cover, Polycarbonate, Pack of (5) Carbide Bur USA 8018-C3 is commonly used

USA 8018-C3 is commonly used on ASTM A514 & 517

Designed specifically for reliable gas connections

Base metals would include ASTM A225 Gr

Routine maintenance with these back caps can lead to better performance and higher productivity in your welding projects

Superior Breathability: The open-knit construction allows air to flow freely

Miller Electric 271320, Front Lens Cover, Polycarbonate, Pack of (5) Carbide Bur USA 8018-C3 is commonly usedHelmet Accessory Grouping Lens Covers, Front Lens Cover, For Use With Digital Infinity Helmets, Plate Size 6 in x 5 5 8 in, Thickness 0. 06 in, Filter Shade 3, Protects Front Lens, Standards ANSI, Package Quantity 5