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Infinity Tools Extended Tenon Shape-Up Shaper Cutters, 3/4" Bore

Infinity Tools Extended Tenon Shape-Up Shaper Cutters, 3/4" Bore - Main image
$95.94 $149.9 In stock

Category: Shaper Cutters

Make Extra-Strong Interior & Exterior Doors With These Exclusive Cutters!

Traditionally, wooden doors were made with extended tenons for added strength and durability. Modern "cope & stick" shaper cutters do not allow an extended tenon to be made. This is why we offer our exclusive Extended Tenon Shaper Cutters for Interior and Exterior Doors. The extended tenon provides additional glue surface, extra cross-grain stability for joint strength, and room for the joint to be pinned, ensuring the door will stay together even if the glue bond fails.

These cutters are designed to work with and be a perfect match to our Rail & Stile Shaper Cutters for Interior and Exterior Doors, allowing you to make extended tenons on the end of your rails up to 1-7/8" long. With a 3/4" bore these cutters are designed for shapers with a 3/4" spindle and can be used on your 1/2" spindle shaper with a pair of T-Bushing Adapters. The corresponding mortise will need to be made in a separate operation by traditional means. Available in both Ogee and Shaker profiles these cutters will help you produce doors that are as strong as they are beautiful.

Features Include:

  • Works with doors of any thickness
  • Thick micro-grain carbide tips
  • Three wing design with special rake angle for super-smooth cuts
  • Non-stick coating keeps tools running cool and makes them easy to clean
  • 3/4" bore
  • 4-1/2" cutting diameter
  • Makes tenons up to 1-7/8" in length
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Customer Reviews (4.4 / 5 · 5 reviews)

Matthew ★★★★★

Finally got them dialed in on my shaper table and the tenons on my test door came out dead-on accurate. The extended length gives real bite for a solid glue-up, and the 3/4 bore was a perfect fit on my spindle without any adapters.

Edward Z. ★★★★★

Cut these tenon cutters through a few test pieces of oak, and the extended length really locks the joint together tight. The 3/4" bore fits my shaper perfectly, and the door frame came out rock solid.

Victoria P. ★★★★☆

The extended tenon profile is exactly what I needed for a set of heavy exterior doors, and it leaves a clean cut on white oak. My only gripe is that the carbide tips could be a little sharper out of the box, but they held an edge well through the first batch.