Overview Other Details Reviews Product Description Cut channels for pipes or cables in one single pass using CMT’s ball end bits. Reduce the stress on the bits by cutting a first groove with a straight bit. Cutting Length:59/64'' Shank Diameter: 1/2'' Other Details Manufacturer warranty Product Videos Custom Field Product Reviews Write a Review Write a Review × CMT Orange Tools CMT 868.754.11,1'',Ball End Bit Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *