Rotrics Robotic Arm Kit for 3D Printing, Laser Engraving, Drawing and Writing


  • THREE SWITCHABLE MODULES – Easy to attach changeable modules with just one click—no need for screws and cables when using this intelligent product.
  • ALL-IN-ONE ROBOT ARM – Dexarm Maker is versatile and can do it all alone. Drawing and writing, laser engraving and cutting, and 3-d printing
  • EASY-TO-USE SOFTWARE comes with free interactive software that brings your ideas to reality in just a few clicks. A complete DIY kit
  • COLORFUL TOUCHSCREEN – 3.5-inch touchscreen allows you to check the status and command Rotrics within your hand
    0.05mm HIGH PRECISION – Patented decelerator design reduces the gap between gears, allowing 0.05mm extremely high repeatability. Perfect for industrial applications. Laser Class 4. Power Output 1600 mW

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Made In: China

Brand: Rotrics SKU: RDLK19 Categories: , , , , Tags: , , , , More From:

Rotrics Robotic Arm Kit for 3D Printing, Laser Engraving, Drawing, and Writing

Rotrics Dexarm builds for makers and designers to bring their ideas to life; Rotrics’ functional modular design aims to complete any task, from grasping and drawing to 3D Printing and laser engraving. Drawing & Writing: With the pen holder module, Rotrics can write a beautiful handwritten letter and draw an artistic picture, Bring art to your home, or write your homework.

Laser Engraving & Cutting: Rotrics Dexarm can be easily transformed into a laser engraver with the laser engraving module. It can engrave on wood, leather, paper, and other materials. So you can make a meaningful gift for your friends within a few minutes.

Create With Dozens of Materials

3D Printing

  • PLA
  • ABS
  • Wood
  • Carbon Fiber

3D Printing: With Rotrics’s high precision, you can print a 3D object with the 3D printing module. The build volume of Rotrics is bigger than 220x220x250mm, so you can print some big models at once.

Laser Engraving

  • Wood
  • Leather
  • Acrylic
  • Fabric
  • Bamboo
  • Anodized Aluminum

Drawing & Writing

  • Paper
  • Whiteboard
  • Glass

Expansibility: Combine the robot arm with other accessories to bring the power of your Rotrics arm to the next level, such as a Linear Rail Kit to get a much bigger working area.

On Surface
R380mm x 220°

In 3D Space
220 x 155 x 160 mm
8.7″ x 6.1″ x 6.2″

Versatile: You can get a useful tool for your maker space and a robotic kit to learn more about robotics and development.

Box Includes:

1x Rotrics Arm
1x Pen Holder Module
1x Laser Engraving Module
1x 3D Printing Module

1x Air pump system with Rotary kit

1x Touchscreen
1x Laser Safety Goggles
5x Printing Sticker
5x Wood Plate

1x Pen
1x Power Supply
2x Dual Type-C Cable
1x Type-C Cable
1x Tweezers
1x Backup Nozzle
1x Hex Wrench
1x Filament Holder
1x Extruder
1x Build Plate


  • Repeatability Precision: 0.05mm
  • Build Volume: 8.6’x8.6’x14.9′ or 220x220x250mm
  • Dimension: 6.8’x5’x12.4′ or 175x128x315 mm
  • Product Weight: 5.29lbs / 2.4 kg

One-year warranty included.


Frequently Asked Questions

What’s the warranty for Rotrics?
We will provide a one-year warranty from the day you receive the product. We will guarantee all modules and the Rotrics arm. We will strive to replace or repair any defective products when used under our instructions. We require proof of pledge/purchase. The warranty applies only to the original purchaser. The warranty does not cover the consumables.

Will there be any manuals or video tutorials?
Of course, we will provide a Quick Start Guide and video tutorials on using Rotrics drawing, laser engraving, and 3D Printing, including unboxing, use of software, etc. Visit our Tutorials page for more details.

What power supply unit will be shipped with the product? Will it work in my country?
The power supply unit can run on 100-240V AC and be used universally worldwide. We will ship to different regions with the region’s corresponding power plug.

Are taxes, VAT, and duties included?
Taxes, VAT, and duties are not included in the prices and may be added following your local regulations.

Additional information

Weight 12 lbs
Dimensions 19.5 × 9.75 × 8.97 in


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Product Manuals

If applicable, the Product Documentation, Brochure, Reference Materials, CAD design(s),.STEP file(s) and other drawing files, Manuals, and Tutorials will be available for download upon purchase. In addition, the order confirmation email will include a downloadable link to the product file(s), which can also be downloaded from the My Account section if needed.

Rotrics DexArm. The first versatile desktop robotic arm with extreme 0.05mm high repeatability that turns your desktop into a workshop. Designed for makers, designers and anyone who wants to bring their ideas to life.

Shipping Policy

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WE SHIP WORLDWIDE: We primarily ship via FedEx, UPS, DHL, EMS, TNT, and USPS because they are fast, reliable, and trackable. We usually ship within two to three business days after the full payment. Standard delivery generally occurs within 5 to 7 business days after the shipping date. However, the delivery may take about 7 to 10 business days, depending on the shipping destination, logistics, weather conditions, product weight, size, or shipping company distribution structures.

SHIPPING COSTS: For some industrial products, e.g., heavy wheels, CNC machines, etc., the shipping cost is calculated based on the product weight, not quantity. To benefit from lower shipping costs for orders with multiple items, please contact us at Our shipping rates are listed clearly on each product page under the SHIPPING tab. Additionally, to see the shipping cost for your country, add the item to the Shopping Cart; you will see the shipping cost based on your Country and Location.

CUSTOMS and TARIFFS: While not all products require a tariff, some products may require a minimal tariff if applicable in your country for orders of $800.00 and above. The total amount for your order does not include a customs fee/tariff. A tariff belongs to the buyer when applicable. Why don't we add tariffs to the product's retail price? - If all countries deducted the same tariff amount, we would have added the tariff amount to the product price. However, we do not do that because each country charges a different amount, while some do not even charge. Therefore we can't add any tariff to the product's retail pricing. Oz Robotics, Manufacturing Partner, or Supplier are not responsible for tariffs. Please check the "Made In:" and "Brand:" labels on the product page to see the product's origin. The total amount for your order does not include any duties, import taxes, customs fees, and GST/VAT. The buyer must pay all import duties. If you choose not to pay the tariff and parcel returns, there will not be any refund. Please click here to see more on Tariffs.

Return Policy

5 HOURS: Mistakes happen when ordering, so you have 5 hours to request an order cancellation, but we cannot refund the PayPal or Stripe Processing Fees because they do not refund us. Unfortunately, after 5 hours, your item(s) have either been shipped, prepared to ship, or are currently custom-made. Therefore, we will not process your cancellation request after this period has passed..

AFTER 5 HOURS: If you want to cancel your order after 5 Hours, we will deduct 30% of the total for restocking + PayPal or Stripe processing fees and the Return Shipping cost for unopened packages.

AFTER RECEIVING YOUR ORDER: If you decide not to keep your item(s) after they arrive, please see our Refund and Replacement Policy

EXCHANGE POLICY: Oz Robotics wants you to be happy with your new purchase. However, we abide by the exchange policy of our suppliers because we do not manufacture these products; our suppliers do. Once you use the product, our supplier(s) and we have the right not to issue a refund. Still, we will offer an exchange for wrongly purchased items or products with serious and irreversible defects or technical problem(s). The buyer will pay the shipping fee for wrongly purchased products or similar issues. If the product you purchased is defective, please email us at with photos or a video of the defective parts to evaluate before you send it. Click HERE for more on Refund and Replacement Policy

REFUND POLICY: Oz Robotics accepts refunds on a minimal basis unless there is a manufacturing defect. For electronic items, returns are only accepted on devices with serious and irreversible problems; meanwhile, the customer must apply for the returns within seven days of delivery. Before a refund acceptance, please include images or a video and any other proof of the defect. However, we abide by the exchange policy of our suppliers because we do not manufacture these products. For more info please visit Refund and Replacement Policy.

Other than our supplier's default policy, once a return is agreed upon, you can ship your defective item to the provided return address that you should receive from us first. Please ship the order in original packaging with all the accessories and additional parts. If the Required Parts are not sent back, they will be billed for or expected to be shipped later. And only once all items have arrived will our staff check the returned product for testing. Include in your package a signed letter stating the reason for your return, the original receipt, proof of defect, images, a video, etc. It will help us to speed up the process on your behalf.

The purchaser (customer/buyer) is responsible for all shipping costs when returning an item. However, upon receiving the returned order, we will assess the product. If it is determined that there is, in fact, a manufacturing defect, then we will refund the shipping costs as well as repair or replace or refund the full amount to the purchaser if the product is not fixable.

If you wish to return an unused product, please do so within seven days from the ship date for a refund on the purchase price minus shipping and handling. Refunds will be credited to the original credit card used for payment 24-48 HOURS after receiving the product back. We will charge a 30% of the total for restocking + PayPal or Stripe processing fees and the Return Shipping cost for unopened packages.

Once your return is received and inspected, and if you agree to a refund, refunds will be credited to the original credit card used for payment in 24-48 hours. Please note that we will charge a 50% restocking fee once you return a product without any defect.

Once your refund is processed, PayPal will return the money to the card used. It may take at least five business days (depending on the bank and credit company) before your refund is posted in your bank account and statements. Contact Us if you have not received your refund after five business days.

Do not return your product to our New York office. For any exchange or refunds, please email us first at for us to provide you with the steps that need to be followed. Any product you return must be in the same condition you received and returned in the original packaging without being used. Please keep the original receipt. More on Refund and Replacement Policy.

Shipping costs

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