{"product_id":"milwaukee-high-carbon-steel-sae-straight-plug-tap-9-16-12-nc","title":"Milwaukee High Carbon Steel SAE Straight Plug Tap 9\/16-12 NC","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Milwaukee High Carbon Steel SAE Straight Plug Tap in 9\/16-12 NC — a purpose-built solution for creating durable, clean internal threads in metalwork projects. Crafted for demanding applications, this plug tap is built to handle tougher materials with confidence, so you can tackle automotive, fabrication, and workshop brazing tasks without second-guessing your tools.\u003c\/p\u003e \u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eDesigned for straight, full-depth threading, this tap is optimized for 9\/16-12 NC applications. The high carbon steel construction delivers the rigidity needed to cut precise threads in steel and other hard metals, while the black oxide finish helps resist corrosion and promotes smoother chip flow during tapping. With a compact 3.25-inch length, it’s a versatile addition to any standard tap set.\u003c\/p\u003e \u003ch2\u003eKey Features That Set It Apart\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High carbon steel for enhanced durability in demanding metalworking tasks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black oxide coating to improve corrosion resistance and reduce friction during cutting.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSize and Thread:\u003c\/strong\u003e 9\/16-12 NC (National Coarse) for robust internal threads in thicker materials.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Straight plug tap, providing clean, straight-thread cuts with consistent engagement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3.25 inches, offering enough engagement in deeper holes while remaining maneuverable in tight spaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Carded, single-piece packaging—convenient for shop organization and resale.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e Drill bit not included; designed to be paired with your existing drill and tap wrench.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Milwaukee — a trusted name in professional-grade tooling and metalworking accessories.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy This Tap Matters for Your Projects\u003c\/h2\u003e\n\u003cp\u003eWhether you’re repairing a threaded hole in a steel chassis, creating new threads in a metal plate, or assembling components that demand robust, load-bearing fasteners, this plug tap delivers predictable, durable threads. The 9\/16-12 NC size is a common coarse-thread specification that tolerates slightly less precise hole prep while delivering strong engagement under load, making it ideal for automotive frames, machinery housings, and structural metalwork.\u003c\/p\u003e \u003ch2\u003eIdeal Use Scenarios\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eRepairing or creating internal threads in steel, cast iron, or other hard metals in a home workshop or professional shop.\u003c\/li\u003e \u003cli\u003eFabricating or refurbishing automotive components that require a strong, reliable 9\/16-12 NC thread.\u003c\/li\u003e \u003cli\u003eUpgrading or restoring equipment housings and frame members where durable coarse-thread taps are preferred.\u003c\/li\u003e \u003cli\u003eIncorporating this tap into a broader Milwaukee toolkit for maintenance, repair, and fabrication tasks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eHow to Use (Practical Tips)\u003c\/h2\u003e\n\u003col\u003e \u003cli\u003eSecure the workpiece firmly and ensure the hole is drilled to appropriate size for a 9\/16-12 NC thread (consult standard tapping charts if needed).\u003c\/li\u003e \u003cli\u003eAlign the tap straight in the hole and use a tap wrench or die handle to begin threading with steady, even pressure.\u003c\/li\u003e \u003cli\u003eKeep the tap well-lubricated with cutting oil or threading fluid to reduce heat and extend tool life.\u003c\/li\u003e \u003cli\u003eTurn the tap a small amount forward, then back off slightly to break and clear chips. Repeat until the full depth is reached.\u003c\/li\u003e \u003cli\u003eClean the threads and inspect for smooth operation when a fastener is threaded in.\u003c\/li\u003e\n\u003c\/ol\u003e \u003ch2\u003eSpecifications at a Glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrongtap size:\u003e 9\/16-12 NC\u003c\/strongtap\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongstyle\u003eFinish: Black Oxide\u003c\/strongstyle\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High Carbon Steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Straight Plug Tap\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3.25 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrill Bit Included:\u003c\/strong\u003e No\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Carded\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Milwaukee\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Milwaukee","offers":[{"title":"Default Title","offer_id":52272865804562,"sku":"2054432","price":14.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/2054432_A.eps_High.jpg?v=1778783061","url":"https:\/\/nationalhardwaregroup.com\/products\/milwaukee-high-carbon-steel-sae-straight-plug-tap-9-16-12-nc","provider":"National Hardware Group","version":"1.0","type":"link"}