{"product_id":"b0fbrydkyb","title":"Kolvoii 52-Piece Large SAE Tap and Die Set, 1\/4\"-20 to 1\"-14 Coarse and Fine Threads, Heavy-Duty GCr15 Steel Thread Repair \u0026 Rethreading Tool Kit for Internal \u0026 External Thread","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eLarge-Size SAE Thread Coverage: 52-piece SAE tap and die set covering 1\/4\"-20 to 1\"-14 in coarse and fine threads. Designed for cutting new threads, repairing stripped holes, and restoring large bolts in vehicles and machinery\u003c\/li\u003e\n\u003cli\u003eIndustrial-Grade GCr15 Bearing Steel (60 HRC): Heat-treated GCr15 steel delivers high wear resistance and torque strength. Maintains cutting accuracy under load without deformation, even during repeated rethreading tasks\u003c\/li\u003e\n\u003cli\u003ePrecision CNC-Machined Cutting Teeth: CNC-machined taps and dies produce clean, accurate internal and external threads on steel, stainless steel, aluminum, brass, copper, and cast iron while reducing friction and cross-threading\u003c\/li\u003e\n\u003cli\u003eSAE Thread Pitch Gauge \u0026amp; Spiral Extractors: Includes an SAE pitch gauge for fast and accurate thread identification. Spiral flute extractors help remove broken bolts or studs without damaging surrounding threads\u003c\/li\u003e\n\u003cli\u003eAdjustable Tap \u0026amp; Die Wrenches for Control:Adjustable tap and die wrenches provide secure locking, precise alignment, and steady pressure across multiple sizes. Supports straight starts, stable engagement, and consistent threading under heavy load\u003c\/li\u003e\n\u003cli\u003eComplete Accessory Kit:20 taps, 20 dies, a tap wrench, die wrench with adapter, T-handle wrench, adjustable tap wrench, spring-flute extractors (3–18 mm), a flat screwdriver, center punch, and a SAE pitch gauge—all neatly stored in a durable blow-molded case\u003c\/li\u003e\n\u003cli\u003eBuilt for Heavy Equipment \u0026amp; Industrial Repairs: Designed to restore large stripped threads on trucks, farm equipment, engines, structural hardware, and heavy machinery—trusted by mechanics, technicians, and serious DIY users\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Kolvoii","offers":[{"title":"Default Title","offer_id":53043617530165,"sku":"B0FBRYDKYB","price":172.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/5698\/4373\/files\/81-dXD_dGpL._AC_SX679.jpg?v=1782613385","url":"https:\/\/www.mybellabloom.com\/products\/b0fbrydkyb","provider":"Bella Bloom","version":"1.0","type":"link"}