Miller Weldcraft #7 Lava Nozzle with 7/16" orifice is constructed from grade "A" lava materials for durability and is ideal for use with A-125, W-200 Pencil Flex, W-225 Pencil, W-250, W-280, W-310, W-375, A-200 Modular, A-150 Auto, and W-250 Auto TIG Torches. Nozzle offers less shock and resist and works well in limited areas where excessive heat is reflected back into the nozzle.
Features

• Made from grade "A" lava materials
• Less shock-and heat-resistant than alumina nozzles
• Functions in confined areas where excessive heat is reflected back into the nozzle
• Ideal for general applications
• Size 1.15625 in