For making watch parts, loupe springs and many other items requiring spring steel. Tempered and ready for use. Comes in 36" coils, in B&S gauge sizes as noted.
14 PC. TAP SET IN WOOD BOX- .70MM-2.0MM
RING MANDREL 1-15, W/GROOVE HARD CHROMED
RING MANDREL 1-15, PLAIN, HARD CHROMED
METAL RING STICK GROOVED