*  1.0" hole size.
*  Spacers for smaller size holes available.
*  The diamond disk in 140 grit is a medium-fine grit diamond used for small surface area grinding and as an intermediate step from a rougher diamond to a finer diamond on larger surface areas. Disks are magnet backed for easy application and removal on lap grinder metal wheel heads.
*  Electroplated on fiberboard substrate with copper laminate for rust-free operation over the lifespan of the disk
* Manufactured in U S A by a major manufacturer.

LCD-20-140