HARDELL 12V Black Gray Rotary Set with Caliper, Engraver & 287pc Kit
Everything you need to measure, engrave, sand, polish, and cut — in one complete set. Includes a 12V Black Gray cordless rotary tool with 94 accessories and 30% more torque, a 6" rechargeable digital caliper, a 37,000 RPM cordless engraving pen, and a 287-piece rotary accessory kit. Ideal for DIY, woodworking, metalworking, 3D printing, and craft projects.

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📦 What's Included
📦 What's Included
1.HARDELL Black Gray Advanced 94pcs Rotary Tool Kit
Equipped with a rechargeable 12V motor featuring an upgraded design, this cordless rotary tool delivers reliable power for everyday DIY and detailed craft projects. With 30% more torque, it provides stronger cutting and grinding power, and less stalling for smooth operation under load. Work freely without extension cords – making it convenient for use around the house, garage, workshop, or outdoors.

2.HARDELL 6" Advanced Rechargeable Caliper with LCD
The HARDELL Rechargeable Digital Caliper delivers precision 0-6″ measurements with ±0.001″/0.02mm accuracy. Featuring a large LCD display, 3 unit conversions (inch/mm/fraction), 4 measuring modes, and Type-C fast charging (20 minutes = 3 months use), this stainless steel caliper is built for workshops, 3D printing, jewelry making, and precision measuring.

3.HARDELL Black Essential 37000RPM Cordless Engraving Pen
The HARDELL Cordless Engraving Pen delivers powerful 37,000 RPM performance for engraving metal, wood, glass, ceramic, leather, and more. Featuring a 1200mAh rechargeable battery, ergonomic pen-style design, and included stencils, it's perfect for DIY crafts, personalized gifts, and creative projects – unleash your artistic talent.

4.HARDELL Rotary Tool Accessories 287pcs 1/8in Shank Kit
The HARDELL 287‑Pcs Rotary Accessory Kit covers sanding, engraving, polishing, cutting, grinding, and cleaning with diamond grinding drills, cut‑off wheels, steel brushes, felt wheels, and 6 collets (1/8″). Precision‑engineered for durability and stored in a drop‑proof organized case that fits most rotary tools.

⭐Bundle Benefits
⭐Bundle Benefits
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30% More Torque Means the Bits Finally Get Used Properly
A 287-piece accessory kit is only valuable if the tool can drive the bits through real material. The Black Gray Advanced rotary tool runs a 12V upgraded motor with 30% more torque and less stalling under load — so grinding wheels bite instead of polishing, cut-off wheels actually cut, and sanding drums don't bog down on hardwood or metal. The kit and the tool are matched in capability, not just in shank size.
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Measure Before You Cut — The Step That Prevents Rework
Most ruined wood joints, scrapped 3D prints, and mismatched metal parts trace back to cutting or drilling before checking dimensions. The rechargeable caliper delivers ±0.001″ accuracy with four measuring modes, so you verify wall thickness, bore diameter, and part fit before the rotary tool touches the material. For jewelry work and machining, that one step decides whether the piece fits.
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From Raw Material to Engraved, Gift-Ready Piece in One Sitting
Cut and shape with the 12V rotary tool. Confirm final dimensions with the caliper. Then engrave a name, date, or logo with the 37,000 RPM pen. Because all three stages are covered and share the standard 1/8″ shank ecosystem, you can take a project from raw stock to a finished, personalized piece without switching tool systems or ordering missing accessories midway.
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Cordless Across the Set — Garage, Workshop, or Outdoors
The rotary tool, engraving pen, and caliper are all rechargeable and cordless. That means no extension cords across the garage floor, no hunting for an outlet at a job site, and no dead caliper mid-measurement. You can set up on a workbench, a tailgate, or a craft table and run the full workflow without being tethered to a wall.
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Less Stalling = Cleaner Cuts and Longer Bit Life
When a rotary tool stalls under load, the bit chatters, overheats, and dulls faster — and the cut edge suffers. The 30% torque increase and reduced stalling on this 12V motor keep RPM steadier through the cut, which produces cleaner edges on metal and plastic and extends the life of the cutting discs and grinding wheels in the 287-piece kit. Better power delivery directly reduces consumable costs.
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Two-Tier Accessory System — Fast Access Plus Deep Inventory
The rotary tool ships with its own 94-piece accessory set for everyday tasks, while the 287-piece kit sits behind it as deep inventory — diamond bits, cut-off wheels, sanding bands, polishing wheels, steel brushes, grinding wheels, mandrels, and collets. You grab the common bits from the tool's own set and dig into the larger kit only when a job calls for something specific. Less clutter on the bench, full coverage when needed.
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Storage That Keeps the Set Complete and Portable
Each item has its own storage: the rotary tool with its accessory case, the 287-piece kit in an organized carrying case, and the caliper in a protective case. Nothing drifts into a junk drawer, and the whole set stays portable between garage, workshop, and job site. It stays ready to use instead of scattered across three drawers.
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A Complete Bench Setup With Professional Headroom
Building a workshop piece by piece usually leaves gaps — a rotary tool without a caliper, or a caliper without a fine engraving option. This set covers measuring, engraving, sanding, polishing, cutting, and grinding in one order. For beginners, it's a faster path to a functional bench. For experienced makers, the 12V torque and 287-piece range mean the set won't be outgrown in a few months.
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🎁$5 OFF:Spend $50, Save $5
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🎁$15 OFF:Spend $150, Save $15
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🎁$20 OFF:Spend $200, Save $20
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🎯Great For You
🎯Great For You

⚙️ Metalworkers & Machinists – Deburr cut edges, grind welds, remove rust, and confirm part dimensions with higher torque
🪵 Woodworkers & Carvers – Check joint fit, carve details, sand edges, and shape hardwood without stalling
💍 Jewelers & Jewelry Makers – Measure ring bands to ±0.001″, engrave personalization, and polish metal settings
🖨️ 3D Printing Enthusiasts – Deburr prints, smooth layer lines, remove supports, and verify tolerances before assembly
🎨 Resin Artists & Crafters – Polish cured resin, refine small details, and finish delicate cast pieces
🛍️ Etsy Sellers & Handmade Entrepreneurs – Produce repeatable products with measurable quality control
🚗 Model Builders – Refine plastic, resin, and die-cast parts with precision bits and accurate measurement
🦸 Cosplay & Prop Makers – Shape, sand, and detail foam, resin, and 3D-printed props
🏠 Home Repair & Restoration – Fix small fixtures, restore furniture hardware, and handle everyday repairs
🪑 Furniture Flippers & Upcyclers – Strip, sand, repair, and refinish pieces with a matched tool set
🔧 DIY Beginners & Hobbyists – Start with a complete, higher-torque kit instead of assembling tools one at a time
🎁 Gift-Givers – A practical, ready-to-use present for makers, tinkerers, and crafters
👴 Retired Makers & Tinkerers – Lightweight pen-style tools suited to long, low-fatigue sessions
🎓 STEM & Shop Students – Learn measuring, finishing, and engraving with a coordinated tool set
📋Product Specifications
📋Product Specifications
1. HARDELL Black Gray Advanced 94pcs Rotary Tool Kit
| Model | DETAIL |
|---|---|
| Brand | HARDELL |
| Color | Black Grey |
| Style | Rotary Tool Kit – 94pcs |
| Voltage | 12 Volts |
| Power Source | Battery Powered |
| Weight | 1.1 pounds |
| Speed Settings | 6-Speed (5,000 / 10,000 / 15,000 / 20,000 / 25,000 / 30,000 RPM) |
| Charging | USB-C (compatible with laptop, power bank, phone adapter) |
| Storage Method | Portable storage case |
| Warranty | 2-Year Limited Warranty |
| Uses | Carving, Cutting, Drilling, Engraving, Grinding, Polishing, Sanding |
2. HARDELL 6" Advanced Rechargeable Caliper with LCD
| Model | DETAIL |
|---|---|
| Brand | HARDELL |
| Material | Stainless Steel |
| Range | 6 inches |
| Charging | USB-C Fast Charge |
| Charging Time: | 20 Minutes |
| Usage Time: | 3 Months |
| Display | Large LCD Screen |
| Unit Conversion | Inch / mm / Fraction |
| Measurement Accuracy | ±0.02 mm/0.001" |
| Storage Method | Protective Box |
| Warranty | 2-Year Limited Warranty |
| Uses | Precision measuring for 3D printing, woodworking, jewelry, DIY |
3.HARDELL Silver Essential Engraving Pen
| Model | DETAIL |
|---|---|
| Brand | HARDELL |
| Color | Sliver |
| Style | Engraving Pen Kit |
| Battery Capacity | 1200 mAh |
| Power Source | Battery Powered |
| Length in | 5.35 in |
| Width in | 0.478 in |
| Motor Speed | 37000 rpm |
| Storage Method | Portable storage case |
| Warranty | 2-Year Limited Warranty |
| Uses | Engraving on metal, wood, glass, ceramic, leather, plastic |
4. HARDELL 287pc Rotary Accessory Kit
| Model | DETAIL |
|---|---|
| Brand | HARDELL |
| Compatible Devices | Die Grinder |
| Construction Type | Coated |
| Number of Items | 287 pieces |
| Shank Size | 1/8″ (3.2mm) |
| Material Type | Metal |
| Storage Method | Protective Box |
| Included Components | Diamond bits, cut-off wheels, sanding bands, polishing wheels, steel brushes, grinding wheels, mandrels, collets |
| Compatibility | Fits most rotary tools and die grinders |
| Storage | Organized carrying case with dedicated slots |
| Uses | Sanding, cutting, polishing, grinding, carving, cleaning |
Buy direct from Hardell and enjoy these exclusive benefits:
🛡️ 2-Year Warranty
Auto-registered with your order. No forms. No hassle.
⭐ 2X Rewards Points
Earn 2 points for every $1. Redeem for tools and gear.
📧 Official Support
Contact our Hardell support team directly.
🏭 Factory-Direct
Straight from our factory to your door. No middlemen.
From Our Factory to Your Workshop
DIYers deserve good tools — not a bill for brand logos.
We used to hate the choice too: overpay for something "premium," or settle for junk that falls apart after one use. So we decided to build our own.
Today, Hardell has its own factory, its own designs, and its own production line. We control everything from start to finish. No middlemen. Just us — a group of people who build tools, and use them too.
- 🏭 Yes, We Actually Build Our Tools
- 💰 We cut out the middleman
- 🔧 Tools we actually use ourselves
We want you to love your Hardell tools. But if something isn't right, we've got you covered.
✅ 30-Day Returns
Changed your mind? No problem. You have 30 days from delivery to send it back.
Quality issues – We cover return shipping. Free and easy.
Changed your mind – Return shipping is on you, plus a small restocking fee.
- 📦 Return shipping: Quality issue → Free
- 💳Refund speed: 1–5 business days after we receive it
🔧 2-Year Warranty
Something breaks within the first year? We'll repair or replace it — free.
That's our commitment to every tool we make.
📦 Fast & Hassle-Free
Packed in 2 days – We get your order ready, fast.
Arrives in 2–6 days – Delivered right to your door.
Questions? Just email us – we reply within 1–2 business days.
💰 60-Day Price Guarantee
Price drops within 60 days? We'll refund the difference. No need to watch your back – we've got it.
We keep it simple. You stay protected.
📧 contact@hardell.com
📞 +1 (303)521-2485

