{"product_id":"kolvoii-81-piece-tap-die-set-sae-metric-coverage-m3-m12-4-1-2-gcr15-steel-60-hrc","title":"Kolvoii 81-Piece Tap \u0026 Die Set | SAE \u0026 Metric Coverage, M3–M12, #4–1\/2\\\", GCr15 Steel, 60 HRC","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Kolvoii 81-piece tap and die set is designed as a comprehensive threading solution for workshops, garages, and maintenance bays. It covers SAE sizes from #4 to 1\/2 inch and Metric sizes from M3 to M12, including both coarse and fine threads. This versatility makes it suitable for cutting new threads, repairing damaged fasteners, or rethreading stripped holes—useful in automotive, machinery, and general metalworking tasks.\u003c\/p\u003e\n\u003ch3\u003eIncluded components\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e68 taps and dies for broad size coverage\u003c\/li\u003e\n  \u003cli\u003eLong-handle tap wrench\u003c\/li\u003e\n  \u003cli\u003eT-handle tap wrench\u003c\/li\u003e\n  \u003cli\u003eAdjustable die wrench\u003c\/li\u003e\n  \u003cli\u003eScrewdriver and center punch\u003c\/li\u003e\n  \u003cli\u003eDual pitch gauges\u003c\/li\u003e\n  \u003cli\u003e5 spiral extractors\u003c\/li\u003e\n  \u003cli\u003eRugged blow-molded transport case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDurable, accurate construction\u003c\/h3\u003e\n\u003cp\u003eCrafted from heat-treated GCr15 bearing steel with Rockwell hardness up to 60 HRC, the tools resist wear and retain cutting accuracy under load. This combination helps keep threads clean and true across repeated rethreading tasks without noticeable deformation.\u003c\/p\u003e\n\u003ch3\u003ePrecision for diverse materials\u003c\/h3\u003e\n\u003cp\u003ePrecision CNC-ground cutting teeth produce clean, accurate internal and external threads on steel, aluminum, brass, copper, and cast iron. Optimized tooth geometry reduces friction and cross-threading, enabling smoother operation and steadier progress during hand-guided work.\u003c\/p\u003e\n\u003ch3\u003eUseful accessories for efficient repairs\u003c\/h3\u003e\n\u003cp\u003eDual thread pitch gauges help identify thread types quickly, while spiral extractors remove broken bolts without harming surrounding threads—saving time on everyday repairs.\u003c\/p\u003e\n\u003ch3\u003eControl and ease of use\u003c\/h3\u003e\n\u003cp\u003eAdjustable tap and die wrenches offer secure locking, precise alignment, and steady pressure across multiple sizes. This supports straight, consistent threading and makes fine adjustments more manageable in real-world work.\u003c\/p\u003e\n\u003ch3\u003eOrganization and portability\u003c\/h3\u003e\n\u003cp\u003eThe rugged blow-molded case keeps all components neatly organized and easy to transport, making it a practical choice for shop setups, fieldwork, or home garages.\u003c\/p\u003e\n\u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cp\u003eWell-suited for automotive, machinery, and DIY repairs, this set helps restore stripped threads on bolts, rods, and threaded holes in a range of metalworking contexts. Consider it for routine maintenance, upgrades, and on-the-spot fixes in a workshop or garage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAll-in-one SAE \u0026amp; Metric coverage with both coarse and fine threads\u003c\/li\u003e\n  \u003cli\u003eDurable GCr15 steel engineered for sustained cutting performance\u003c\/li\u003e\n  \u003cli\u003ePrecision CNC teeth for clean threads across materials\u003c\/li\u003e\n  \u003cli\u003eIntegrated gauges and extractors to speed up repairs\u003c\/li\u003e\n  \u003cli\u003eAdjustable wrenches for controlled, accurate threading\u003c\/li\u003e\n  \u003cli\u003eOrganized, portable kit in a rugged case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What sizes are included in the Kolvoii 81-piece Tap and Die Set?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The set covers SAE #4–1\/2\" and Metric M3–M12, with both coarse and fine thread options.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What makes this kit durable and easy to use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: GCr15 bearing steel with 60 HRC hardness, CNC-cut teeth, and adjustable wrenches support accurate, controlled hand threading.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Kolvoii","offers":[{"title":"Default Title","offer_id":53086366171247,"sku":"B0GFN5YN2W","price":83.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/kolvoii-81-piece-tap-die-set-kit.jpg?v=1778637681","url":"https:\/\/taskholt.com\/products\/kolvoii-81-piece-tap-die-set-sae-metric-coverage-m3-m12-4-1-2-gcr15-steel-60-hrc","provider":"TaskHolt","version":"1.0","type":"link"}