About our Nailheads:

* MADE IN THE USA: Highest Quality Steel Nailheads.

* Fit any standard kickpress die or setting tool. (Size 16 = 4MM; Size 20 = 4.5 MM; Size 30 = 6 MM; size 40 = 8 MM; Size 60 = 15MM)

* Easily set by hand on leather and fabrics: cut small slit, insert prongs and bend over (Prongs are 1/4" long). Great for biker wear, leather jackets and wristbands, bike ornaments, etc.