Maximum Motorsport OC-10 Tool Package for IRS Diff Cooler

With this tool kit there is no need to spend time searching for the proper taps and drill bits. Includes the thread taps required to install the OC-10 IRS Differential Cooler, and the correct matching drill bits for those taps. Thread taps included are 1/4-18 NPT and 3/8-18 NPT; drill bits included are 7/16", 9/16" reduced shank, and 3/4" reduced shank. Application:Universal