Jack-in-a-Box Puzzle Kit
Here’s a fun project that you can make that will amaze your friends. When done, a tiny jack is contained inside a cube with a hole in it. How did they get in there? How was it made? The kit includes an aluminum cube to practice on and a brass cube for your finished puzzle. Producing the finished cube requires a series of drilling and boring processes explained in the step-by-step illustrated instructions that come with the kit.
Detailed Equipment List You Will Need for this Project
- 4-Jaw Self-Centering Chuck
- Chuck Adapter for the rotary table
- 3/8″ diameter end mill holder
- 1/8″ End Mill, 3/8″ Shank
NOTE: If you already own a CNC mill you do not need a rotary table. You can, instead, write a G-code sequence to accomplish the task.
The kit includes both an aluminum and a brass billet of 3/4″ square stock cut to slightly over 3/4″ long ready for you to make this interesting puzzle on your Sherline mill. Included are a 3/8″ end mill holder, a 1/8″ End Mill, a 3/8″ Shank (2-Flute), a key ring, machinable was, and instructions.
Click on the images below to view examples of finished cubes in various materials and sizes.
Always wear safety glasses when operating machine tools.
|¾” cube raw stock (1 ea. 6061-T6 aluminum and brass)|
|3709||3/8″ diameter end mill holder|
|7402||1/8″ End Mill, 3/8″ Shank (2-Flute)|
|J10001||1 oz. packet of Water Soluble, Machinable Wax|
|T10001||1.25″ Diameter Key Ring (spring-tempered steel)|
We do not charge a flat rate for shipping because of the variations in weight for our products. Instead we charge you what the shipping company charges us. Our website uses a shipping calculator based on the daily rates for USPS and UPS based on the weight and destination of the shipment. You can also have us use your UPS/FedEx account number to charge your shipping to. Just enter it in the appropriate box on the checkout page.
Domestic orders are shipped Monday – Friday. Expedited orders must be placed by 9 am PST to ship the same day.
Orders shipping ground have a processing time of 7 working days for domestic orders and 14 working days for international orders. Click here for more information on our shipping and order policies.
Most merchandise can be returned within 30 day of the purchase date. A refund will be issued to the original form of payment at the original selling price. View our complete return policy and/or start your return online here.