HARDELL 4V Carbon Fiber Rotary Tool Set with Caliper, Engraver & 287pc Kit
Everything you need to measure, engrave, sand, polish, and cut — in one complete set. Includes a 4V Carbon Fiber cordless rotary tool with 70 accessories and a 360° rotating storage box, a 6" rechargeable digital caliper, a 37,000 RPM cordless engraving pen, and a 287-piece rotary accessory kit. Ideal for 3D printing, resin crafts, DIY, woodworking, metalworking, and gift-giving.

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
📦 What's Included
📦 What's Included
1.HARDELL 4V Carbon Fiber Pro 70pcs Rotary Tool Kit
The HARDELL Carbon Fiber Color‑r7 Rotary Tool features a 360° rotating storage box keeping 70 accessories within reach, plus a 360° LED light for shadow‑free visibility. With a 2000mAh battery and 5 speeds (5,000–18,000 RPM), it smooths, cuts, deburrs, engraves, and polishes 3D prints, resin, wood, and metal.

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
-
Measure First, Then Cut — The Right Order, Every Time
Most mistakes in 3D printing, woodworking, and metalwork come from cutting or drilling before checking dimensions. With the rechargeable caliper in this set, you verify tolerances, wall thickness, and part fit before touching the rotary tool. That single step reduces wasted material, reprints, and rework — and it's the reason these four tools belong together rather than bought separately.
-
70 Accessories in a Rotating Box, Plus 287 More in Reserve
The Carbon Fiber rotary tool keeps its 70 most-used accessories in a 360° rotating storage box, so your everyday bits are always one spin away. The 287-piece kit sits behind it as your deep inventory — diamond bits, cut-off wheels, sanding bands, polishing wheels, brushes, and collets. You get fast access to the common bits and full coverage for the rare ones, without cluttering your bench.
-
360° LED Light + Ultra-Quiet Motor = Longer, More Comfortable Sessions
The rotary tool's 360° ring LED eliminates shadows around the bit, which matters most when deburring 3D prints or polishing small resin parts where you can't afford to guess. Combined with the pen-style grip and low-noise operation, you can work through a full evening of finishing without hand fatigue or disturbing the rest of the house.
-
From Raw Print to Personalized Gift in One Workflow
Finish the print with the rotary tool. Measure the final dimensions with the caliper. Then engrave a name, date, or logo with the 37,000 RPM pen. Because all three steps are covered, you can take a project from raw print to finished, personalized piece without switching to a different tool system or ordering missing bits halfway through.
-
Compatibility That Removes Guesswork
The rotary tool, the 287-piece accessory kit, and the engraving pen all share the standard 1/8″ shank ecosystem. That means bits from the kit fit the rotary tool, and the workflow doesn't break when you switch tasks. Fewer adapters, fewer dead-end accessories, and less time checking whether a bit will actually fit.
-
A Complete Bench Setup Without Buying in Stages
Building a workshop piece by piece usually means gaps — you have a rotary tool but no caliper, or a caliper but no fine engraving option. This set delivers measuring, engraving, sanding, polishing, cutting, and grinding in one order. For someone starting fresh or consolidating scattered tools, it's a faster path to a working bench.
-
Storage That Keeps the Set Together
The rotary tool has its own rotating accessory box, the 287-piece kit has a dedicated organized case, and the caliper ships with a protective case. Everything has a place, so the set stays complete and portable — you can move it between garage, craft room, and job site without losing pieces or repacking loose bits.
-
Beginner-Friendly Entry, Professional-Level Ceiling
The included stencils make the engraving pen approachable for first-timers, and the rotary tool's five speeds are easy to dial in. At the same time, the caliper's ±0.001″ accuracy and the 287-piece kit's range mean experienced makers won't hit a ceiling quickly. It's a set that grows with the user instead of being outgrown in a month.
💰SAVE ON YOUR ENTER ORDER💰

🎁$5 OFF:Spend $50, Save $5
Add $50 or more to your cart, and the system will automatically deduct $5 from your order — no coupon code needed!
🎁 $8 OFF:Spend $70, Save $8
Add $70 or more to your cart, and the system will automatically deduct $8 from your order — no coupon code needed!
🎁$10 OFF:Spend $90, Save $10
Add $90 or more to your cart, and the system will automatically deduct $10 from your order — no coupon code needed!
🎯Great For You
🎯Great For You

🖨️ 3D Printing Enthusiasts – Deburr prints, smooth layer lines, remove supports, and measure tolerances before assembly
🎨 Resin Artists & Crafters – Polish cured resin, refine small details, and finish delicate cast pieces
💍 Jewelers & Jewelry Makers – Measure ring bands, engrave personalization, and polish metal settings
🪵 Woodworkers & Carvers – Check joint fit, carve details, sand edges, and apply finishing touches
⚙️ Metalworkers & Machinists – Deburr cut edges, grind welds, and verify part dimensions
🛍️ Etsy Sellers & Handmade Entrepreneurs – Produce consistent, 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
🔧 DIY Beginners & Hobbyists – Start with a complete 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 Orange Advanced Rotary Tool
| Model | DETAIL |
|---|---|
| Brand | HARDELL |
| Color | Black / Carbon Fiber Color-r7 |
| Style | Rotary Tool Kit – 70pcs |
| Voltage | 4 Volts |
| Battery Capacity | 2000 mAh |
| Battery Life | 4 Hours Continuous Working |
| Power Source | Battery Powered |
| Number Batteries | 1 AAAA batteries required. |
| Speed Settings | 5-Speed (5,000 / 8,000 / 11,000 / 14,000 / 18,000 RPM) |
| Minimum Speed | 5000 rpm |
| Maximum Speed | 18000 rpm |
| LED Worklight | 360 LED Light |
| Charging | USB-C |
| Storage Method | Portable storage case |
| Warranty | 2-Year Limited Warranty |
| Uses | 3D Printed Models Smoothing, Cutting, Deburring, Engraving, Finishing, 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

