{"product_id":"4391-compatible-300a-copper-mig-nozzle-5-8-in","title":"4391 Compatible 300A Copper MIG Nozzle — 5\/8 in","description":"\u003cp\u003eA heavy-duty copper MIG nozzle in the common 4391 format for 300-amp production welding. The 5\/8 in bore provides shielding-gas coverage around the arc while the recessed-tip geometry supports access and spatter control on fabrication work.\u003c\/p\u003e\u003ch2\u003eBuilt for production replacement\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReference format: 4391-compatible\u003c\/li\u003e\n\u003cli\u003eRated class: 300 A\u003c\/li\u003e\n\u003cli\u003eNozzle bore: 5\/8 in\u003c\/li\u003e\n\u003cli\u003eMaterial: Copper\u003c\/li\u003e\n\u003cli\u003eTip relationship: 1\/8 in recess\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eChoose a single nozzle for maintenance or locked 5-, 10- and 25-piece packs for shop replenishment.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCompatibility references identify the consumable format only. This is an aftermarket replacement product.\u003c\/em\u003e\u003c\/p\u003e","brand":"Machinist's Vault","offers":[{"title":"1 Nozzle","offer_id":63541599633779,"sku":"4391-P1","price":8.99,"currency_code":"CAD","in_stock":true},{"title":"5 Pack","offer_id":63541599666547,"sku":"4391-P5","price":39.99,"currency_code":"CAD","in_stock":true},{"title":"10 Pack","offer_id":63541599699315,"sku":"4391-P10","price":74.99,"currency_code":"CAD","in_stock":true},{"title":"25 Pack","offer_id":63541599732083,"sku":"4391-P25","price":174.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0913\/5708\/6067\/files\/4391-compatible-300a-mig-nozzle.png?v=1785183138","url":"https:\/\/machinistsvault.com\/products\/4391-compatible-300a-copper-mig-nozzle-5-8-in","provider":"Machinist's Vault","version":"1.0","type":"link"}