Aanraku brings you Twofers - superior quality, low-cost grinding bits. Use jewelry bits to grind a groove into the edges of jewelry for finishing and wire wrapping. A huge time saver! Best of all, your jewelry pieces will be more durable. Bits fit most glass grinders. Diamond mesh grit is 220.
Diamond abrasive bonding surface is double plated for superior strength, dependability and long life.
A big grinding surface: abrasive height is 18mm
Superior quality and low cost mean a high value for you!