






🔄 Cut Circles Like a Pro — Precision That Commands Respect
The Jasper 290 Circle Jig is WOOD Magazine's only Grade A rated circle cutting system, offering 268 precise circle sizes from 1½" to 18 3/16" in 1/16" increments. Engineered by aerospace-era precision expert Les Jasper, it features CNC-machined pivot holes and comes in Standard acrylic or PRO polycarbonate models to suit DIYers and professionals alike. Compatible with most compact and cordless routers, this jig includes all necessary hardware for quick setup, making it the trusted choice for flawless, repeatable circle cuts in woodworking projects.








| ASIN | B0BKCBJ5DQ |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #62,255 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #175 in Power Tool Accessory Jigs |
| Color | Yellow |
| Customer Reviews | 4.6 4.6 out of 5 stars (196) |
| Date First Available | October 24, 2022 |
| Included Components | COMES WITH: Calibration Disc, 1 - ¼ inch Centering Pin, 2 - 1/8th inch pivot pins, and screws for attaching to Router Base Plate. |
| Item Package Quantity | 1 |
| Item Weight | 12.6 ounces |
| Item model number | Jasper 290 |
| Manufacturer | Jasper Precision Tools |
| Material | Acrylic |
| Package Dimensions | 16.81 x 6.89 x 0.31 inches |
| Part Number | Jasper 290 |
| Power Source | ac |
| Style | 290 |
A**R
Worth every penny
Stopped complaining about the price after using it once. Fits router well, easy to measure and does its job perfectly. There are plenty of other circle cutting jigs and guides, but this one has been the easiest to use and provides consistent, foolproof circles every time I use it. Bonus is it also comes with screws and pins for install alignment as well as pivot pins for the jig.
A**R
Fantastic product
This jig works exactly as advertised, is well built, and is extremely easy to use. I wish I had gotten one sooner.
S**Y
Excellent!
I recently purchased this circle router jig, and it has completely transformed the way I work with circular cuts. The setup was straightforward, and the instructions were easy to follow. The build quality is excellent; it feels sturdy and reliable. I was able to cut perfect circles with my router, and the adjustment mechanism allowed for precise sizing. I used it on a few different projects, including tabletops and custom signs, and the results were consistently impressive. Overall, I highly recommend this jig for anyone looking to enhance their woodworking skills. It’s a fantastic investment for both beginners and seasoned woodworkers.
H**X
Good final result
Not as easy to use as they show but it does a real nice job when you get it working.
T**S
Perfect
Works perfectly well, easy enough to use, can confirm it fits the Flex cordless trim router
D**R
I was a skeptic and was proven wrong
Quite simply the best attachment I have purchased for my router in a long time. Took about 10 minutes to figure out how to attach the Jasper Cutter Jig to my (Milwaukee) hand router. I tested on a scrap piece of OSB and voila a perfect circle. I cut out 8" and 10" holes for lights in drywall, OSB, and ply wood ceiling and smaller circles in walls for cable management with ease. I'm sure there are other products out there that do equally good a job as the Jasper but am very happy with quality, form, and function of my Jasper.
B**M
Great circle cutting jig!
Works great. Much easier to use over a large hole saw.
Q**1
Super rad little tool!
I was on the fence about buying this but am 100% happy I did. Used this to cut some spacer/trim rings for a front speaker install on my daily. It had some weird mounts and no one offered any adapters. This is pretty easy to use and I love it. Can’t wait to figure out another project to use it for. Fits a Milwaukee compact router but mounts with two screws instead of 4. It’s secure enough to use that way.
Trustpilot
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