19.0mm T/S Drill 2MT 135mm F/L x 233mm OAL 0.7480" 6232120 for starting threads - either
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Description
19.0mm T S Drill 2MT 135mm F L x 233mm OAL 0.7480" 6232120 for starting threads either for starting threads either second or bottoming taps should used after to achieve desire thread depth AX 303 Conical Cutter 1 2 Deg Per Side