Amana tool AMS-557 4-Pc. Carbide Tipped Bal End 1/2 Inch SHK Router Bit Includes 45960, 45962, 45964, 45968

Cut channels for pipes or cables using this ball end bit. 2-Flute Industrial quality Carbide tippedTo reduce stress on the bit, cut an initial groove using a straight bit matching the D2 dimension of the ball end bit. Profile is used as a conduit for cables and pipes. Note: The profile requires the cut to be made in a single pass.