Patent ID: 8235080

Claim:
A router cutter assembly comprising: a. a shaft comprising: i. a shank on one end for securing to a router in a router collet during use and ii. a threaded portion on the other end, b. a fixed cutter fixed to the shaft and comprising: iii. two opposed protrusions that define two recesses between the protrusions and a collar and collar face surrounding the shaft, and iv. two attached carbide cutter blades one of which extends along each of the protrusions, c. a repositionable cutter for positioning on the shaft in different positions relative to the fixed cutter, the repositionable cutter comprising: v. two opposed protrusions that define two recesses between the protrusions and a collar and collar face surrounding the shaft, and which repositionable cutter protrusions may be positioned within the fixed cutter recesses, and vi. two attached carbide cutter blades one of which extends along each of the repositionable cutter protrusions, d. a plurality of shim washers positionable on the shaft between the collar faces to position the cutters at different desired relative positions, e. a bearing positionable on the shaft on the side of the repositionable cutter opposite the fixed cutter, and f. a threaded fastener for positioning on the threaded end of the shaft for securing the components of the cutter assembly together during use.