Center Jig - 3D Printed Doweling Drilling Guide

Design preview. Rendered from the file, not a photo.
This model is not currently offered as a verified ready to buy print.
What it does
- Quickly locate and mark the center of boards for accurate dowel holes
- Available in 6mm and 8mm bit sizes; handles boards up to 30mm thick
- Works with handheld drills and drill press setups
- On-demand 3D printed workshop tool, ready to use out of the box
The Center Jig is a precision drilling guide that takes the guesswork out of finding board centers for doweling. Whether you're joining panels, aligning hardwood pieces, or setting up repetitive dowel work, this jig positions your drill bit exactly where you need it.
Choose between the 6mm version (supports boards up to 25mm thick) or the 8mm version (up to 30mm thick). The design works seamlessly with both handheld drills and drill press tables, making it a versatile addition to your workshop toolkit.
This 3D printed tool arrives ready to use, no assembly required. Simply position it on your board, insert your matching drill bit, and drill with confidence.
13k downloads in the maker community. That is interest in the design on the site it came from, not our sales.
What you get
- This design prints as one piece.
- Nothing else to print or buy for this to work.
What it is made of
Designs like this print well in PLA. Compare the materials.
Printed plastic is strong for its size, but it is not metal. We have not load tested this design, so we do not publish a weight rating. Keep it out of a hot car and away from open flame.
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Who made this design
Designed by BensHacks. We did not draw it.
Shared under Creative Commons, credit required. See the original design