Ranked 1st in our list of recommended thread milling taps and sells for $25.07 (as of 11/05/2022 15:01 PDT details ) , more than 100% of the Vermont American 21154 reviews are positive. With features such as high carbon steel metric taps are ideal for cutting internal threads in import cars, motorcycles and machinery. and four flute design on all taps ensures fast and easy chip clearance., it is indeed our top pick among thread milling taps.