Amana tool RC-1126 Carbide Tipped CNC Bal End Insert Router Bit 1/2 R x 1 Inch D x 1/2 CH x 1/2 SHK

Cut channels for pipes or cables using the ball end bit. The profile requires the cut to be made in a single pass. To reduce stress on the bit, cut an initial groove using a straight bit matching the D1 dimension of the ball end bit.