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Kolvoii 81-Piece Tap and Die Set, SAE & Metric #4–1/2" & M3–M12, Heavy-Duty GCr15 Steel Rethreading Tool Kit with Coarse and Fine Threads for Internal and External Threads - size: 81-Piece Metric & SAE

Kolvoii 81-Piece Tap and Die Set, SAE & Metric #4–1/2" & M3–M12, Heavy-Duty GCr15 Steel Rethreading Tool Kit with Coarse and Fine Threads for Internal and External Threads - size: 81-Piece Metric & SAE

$99.58 USD
$99.58 USD
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About this item

  • All-in-One SAE & Metric Threading Kit：Kolvoii 81-piece tap and die set includes both SAE (#4–1/2") and Metric (M3–M12) coarse and fine threads. Designed for cutting, repairing, or rethreading threads—versatile for fastener or hole repair task
  • Industrial-Grade GCr15 Bearing Steel (60 HRC): Crafted from heat-treated GCr15 bearing steel with Rockwell hardness up to 60 HRC, delivering excellent wear resistance and torque strength. Maintains cutting accuracy under load without deformation, even during repeated rethreading tasks
  • Precision CNC-Machined Cutting Teeth: CNC-ground taps and dies produce clean, accurate internal and external threads on steel, aluminum, brass, copper, and cast iron. Optimized tooth geometry reduces friction and cross-threading for smoother, more controlled threading
  • Dual Thread Pitch Gauges & Spiral Extractors: Includes both SAE and metric thread pitch gauges for fast, accurate thread identification. Spiral flute bolt extractors (EZ-Out style) help remove broken bolts and studs without damaging surrounding threads—saving time on repairs
  • Adjustable Tap & Die Wrenches for Control: Adjustable tap and die wrenches provide secure locking, precise alignment, and steady pressure across multiple sizes. Supports straight, consistent threading
  • Complete Accessory Kit: 68 Taps and dies, long handle tap wrench, T-handle tap wrench, adjustable die wrench, screwdriver, metric and SAE thread pitch gauges, centre punch, 5 spiral flute extractors—all neatly stored in a rugged blow-molded case
  • Ideal for Automotive, Machinery & DIY Repairs: Well-suited for restoring stripped threads on bolts, rods, and threaded holes in automotive repair, machinery maintenance, home workshops, and general metalworking projects

Low stock: 10 left

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Reviews

  • ⭐⭐⭐⭐⭐

    Michael Turner — Chicago, Illinois

    GarageNest has a practical selection of tools and vehicle-care supplies. The items I ordered were easy to understand, useful for regular maintenance, and simple to organize in my garage. Everything fit naturally into the way I already take care of my vehicle.

  • ⭐⭐⭐⭐⭐

    Daniel Foster — Austin, Texas

    I found several useful garage essentials without having to search through unrelated products. The descriptions made it easier to compare the options, and the tools have been convenient for routine checks and small maintenance projects around the garage.

  • ⭐⭐⭐⭐⭐

    Lauren Mitchell — Denver, Colorado

    I like that the products feel practical without being overly complicated. I picked up a few items for cleaning, inspection, and basic vehicle care, and they have helped make my garage setup more organized and my maintenance routine easier to manage.

  • ⭐⭐⭐⭐⭐

    Jason Reed — Portland, Oregon

    The supplies I ordered fit well into my usual vehicle-care routine. They were straightforward to use, easy to store, and helpful for keeping frequently used tools and maintenance items ready whenever I need them.

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FAQ

What types of products does GarageNest sell?

GarageNest offers automotive maintenance tools, diagnostic equipment, battery accessories, lifting supplies, tire service tools, detailing products, garage organizers, work lights, and workshop safety essentials.

How much does shipping cost?

We generally charge a flat shipping fee of $6.90 per order. Any applicable shipping charge will be displayed at checkout before payment is completed.

How long does order processing take?

Orders are generally processed within 1–3 business days, Monday through Friday, excluding public holidays. Processing may take up to 5 business days during busy periods.

How long will delivery take?

Estimated delivery within the United States is 5–10 business days after processing. International delivery generally takes 10–20 business days. Delivery times are estimates and may vary.

How can I track my order?

Tracking information will be sent to the email address used during checkout when it becomes available. Tracking updates may take approximately 2–5 business days to appear after a shipping label is created.

Can I change or cancel my order?

Please contact us as soon as possible. Orders may be eligible for cancellation or modification within 12 hours only if processing or fulfillment has not started. Changes cannot be guaranteed.

What is your return policy?

Eligible unused and uninstalled products may generally be returned within 30 days of delivery. Products must include their original packaging, components, manuals, and accessories. Prior return authorization is required.

What should I do if my item arrives damaged, defective, or incorrect?

Contact us within 7 days of delivery and include your order number, a description of the issue, and clear photos of the product, packaging, and shipping label. Please keep all original materials until we provide instructions.

How do I know whether a product is compatible with my vehicle?

Review the product description, dimensions, part numbers, voltage requirements, installation details, and compatibility notes before ordering. Compatibility may vary by make, model, year, trim, engine, and previous vehicle modifications.

How can I contact GarageNest customer support?

Email us at livguevictfeit@gmail.com. Please include your order number when your question relates to a purchase. We generally respond within 1–2 business days, Monday through Friday.

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