Hardened steel drill bit for Dremel drill for the use on CR-39, polycarbonate, and Trivex lenses.
3.2mm shank.
Best in high rotation application (1000 to 5000 rpm)
Note: these are brittle and may break on sudden impact.
Individual sizes sold per piece.
10/2330 10/2332 10/2333 10/2334 10/2396 10/2335 10/2398 10/2336 10/2337 10/2338
