Applied Diamond Tools 

DRY Diamond Core Bits - Monster Brand are designed to meet the demands of more and more core drilling applications right on the job sites. These high quality diamond core bits can be used both dry and wet for granite, marble and other stones. 1/4", 3/16", 3/8" and 1/2" bits are non-core bits. They come with either black or blue paint depending on availablility now, with same quality standards. 5/8-11 arbor fits standard polishers and grinders.

1-3/8" $39.50/pc                                   Brazed diamond core bits for marble and softer stones