Jasper 270J Model 270 Router Circle Cutting Jig

From the Manufacturer

The Model 270 circle jig is a simplified version of the Model 200. This jig allows the craftsman to make 180 different size cutouts in 1/16″ increments. The cutouts range in size from 7 to 18 3/16″.

The Model 270 circle jig is a simplified version of the Model 200. This jig allows the craftsman to make 180 different size cutouts in 1/16″ increments. The cutouts range in size from 7 to 18 3/16″.

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Jasper 300J Model 300 Router Circle Cutting Jig

Amazon.com

The Model 300 circle jig from Jasper is ideal for making tabletops. This jig allows the craftsman to make 184 differently sized tabletops in 1/4-inch increments. The tabletops range in size from 7 to 52-3/4 inches. This jig is calibrated for a 1/2-inch router bit.

The Model 300 circle jig from Jasper is ideal for making tabletops. This jig allows the craftsman to make 184 differently sized tabletops in 1/4-inch increments. The tabletops range in size from 7 to 52-3/4 inches. This jig is calibrated for a 1/2-inch router bit.

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Jasper 400J Model 400 Router Circle Cutting Jig

Amazon.com

The Jasper Router Circle Cutting Jig is ideal for the speaker maker. Designed primarily for making smaller speaker cut-outs, particularly for tweeters and midranges, it can also flush mounting speaker drivers. Converting a plunge router into a precision circle cutting device, the jig allows the craftsman to make 120 different size cutouts in 1/16-inch increments. The cutouts range in size from 7-to-18-3/16-inches. Perfect for tweeters and small midranges, it cuts holes from 1-to-7-1/2-inches. Manufactured from cast acrylic 3/8-inch thick, the jig can be left on the router as a sub base, and be used with MDF, plywood, particle board, solid woods and plastic sheet. Made in the U.S.A., this circle cutting jig mounts directly to the base of 19 different models of plunge routers including Bosch 1615, DeWalt 621 and 625, Freud FT2000E, Hitachi M8V, TR12 and M12V, Porter Cable 690 series and 7539, Skill 1823 and 1835, and all Sears, Ryobi and Makita models.

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RotoZip RZ20-4000 Variable Speed Spiral Saw Kit with Zipmate, Circle Cutting Attachment, and Jig Saw Handle

Amazon.com Review

This RotoZip is by far one of the most versatile tools we’ve ever had the pleasure of using, and the manufacturer is always coming out with new attachments that add one more ability to this tool’s already impressive resume. RotoZip was founded in 1972, when a professional drywall contractor came up with a better way to cut drywall. From there, a system of tools and accessories grew, and Bosch bought the company in 2003, bringing all its attributes to an already fantastic product. In this kit, you get the tool as well as the Zipmate and the circle cutter, which will get you started exploring everything this tool can do. Basically, the RotoZip is a rotary cutting tool, but with a wide range of bits and attachments, you can slice through just about any material up to an inch thick. The Zipmate that’s included here is a right-angle attachment that lets you use wheels instead of bits for an enormous range of materials, everything from concrete and brick (more…)

Jasper 200J Model 200 Circle Cutting Jig for Plunge Router

Amazon.com

The Jasper 200J Model 200 Circle Cutting Jig for Plunge Router allows you to make the clean circles that are needed in making speaker cutouts. The cutout sizes provided by the jig range in 1/16-inch increments from 2-1/4 inches to 18-3/16 inches. Its easy-to-read scale is calibrated for a 1/4-inch router bit, and this jig has precision-drilled pivot holes that hold pins in selected holes.

If you’re a speaker builder, then you need this tool! Introducing the Jasper Audio Circle Jig precision router attachments. These jigs convert your plunge router into a precision circle cutting device. The Model 200 will cut circles and mortises in 1/16″ increments from 2-1/4″ to 18-3/16″ in diameter. Model 400 is perfect for tweeters and small midranges, cutting holes from 1″ to 7-1/2″. This makes it the ideal tool for creating highly accurate cutouts in custom built speaker cabinet baffles. Designed for use with MDF, plywood, particle board, so (more…)