The Mk Diamond 165238 Concrete Saw Pointer Wheel Assembly provides precise guidance for accurate cutting with compatible concrete saws. This assembly includes the pointer wheel and mounting components that attach to the saw’s guide arm, helping operators maintain a straight cutting line along marked layouts. It works by rolling smoothly along the work surface as the saw moves, allowin... https://www.wholetoolbox.com/mk-diamond-165238-concrete-saw-pointer-wheel-assembly