Description of Freud Piece Undersized Plywood 89 670: Optimal Cutting Solution for Precision Projects
Set comes in Freud’s new case with bit mount to keep bits handy and safe. Cuts all composition materials, plywoods, hardwoods, and softwoods. Use on hand-held and table-mounted portable routers.
I made the jig I use to make exact size dados but I've had a lot to do for plywood cabinets so I have these bits bought to speed up the process. . I've heard complaints that exact size bits aren't worth the money due to different plywood sizes, but that's not my experience. I have plywood from multiple batches and had no problem attaching it to the baseboard.
I bought it because I'm a layman and a carpenter newbie. Freud bits are of excellent quality and very sharp. I'm always skeptical when I buy new instruments and I'm surprised when they live up to my expectations. You didn't disappoint us. They cut through wood like butter. Tested on pine 2x4. I have no doubt that they will last a long time. I used a 3/4" drill bit on 3/4 cabinet quality plywood purchased from Home Depot. Plywood fits perfectly, no play. However, before purchasing, I measured…
I used a 3/4" bit to cut a 1/4" deep dado out of maple plywood for closet shelving. The cut is very clean, with only a little lint from the veneer, which is easy to sand. For my particular plywood, the dados were very tight. Next time I'll adjust the bracket, making sure to make a second pass on the other side of the cut to give the shelf a little more room. I also used a 1/4" bit to cut large holes in some 4" plywood. Worked great - cut wood like clockwork. There was quite a bit of veneer lint