PlasticCutting Router Bits | McMasterCarr
WEBCut square slots, pockets, and edges in plastic.. Bits with straight flutes are for general purpose use.. Bits with spiral flutes make plunge cuts more easily than straightflute bits and leave a smoother finish. Spiralflute bits with upward chip removal lift chips up for appliions that require a smooth finish on the bottom edge of the cut. Securely clamp .