Plug Style Tap : The most commonly used style of tap - 3 to 5 threads chamfered. Use 27/64" drill.
Century Drill and Tool 97319 Metric Tap 12 x 1.25
Century Drill and Tool 95207 Metric Plug Style Spark Plug Tap 14.0 x 1.25
Century Drill and Tool 97313 Metric Tap 8 x 1.25
Century Drill and Tool 97310 Metric Tap 6 x 1
Century Drill and Tool 97325 Metric Tap 16 x 2
Century Drill and Tool 95622 Metric Die 14 X 1.5