This Set Includes Nc, Nf, And Apt Sizes. It Offers 17 Taps, And 17 Dies, Plus Two Types Of Tap Wrenches And Much More. This Set Comes In A Storage Case. These Pieces Are Heavy Duty, Heat Treated, Rust-resistant, Precision Machined To Exacting Standards, With Precision Ground And Polished Susfaces. You Will Find Everything You Need Here To Do The Job Right Everytime.

* Nc, Nf And Npt Sizes

* 17 Taps And 17 Dies

* 2 Styles Of Tap Wrenches

* Heat Treated, Rust Resistant

* Machined To Exacting Standards