Nylon Dies Set of 12 Pcs Sizes:22mm-40mm For Watch Case Press

Nylon dies for case and crystal press, most presses do not come with the larger sizes, these go from 22mm – 40 mm 6 are flat insert & 6 are Bottom insert. 

Hole diameter: 5 mm

Outer diameter of flat inserts:25 x 24 mm, 26 x 27 mm, 28 x 29 mm, 31 x 30 mm, 33 x 32 mm, 37 x 36 mm

Outside diameter bottom inserts: 22 x 21 mm, 28 x 27 mm, 32 x 31 mm, 34 x 33 mm, 36 x 35 mm, 40 x 39 mm