Quick view Finger Bit with Bottom Segment Cyclone by Diamax $89.00 - $109.00 • Available in 1 5/8” and 2 1/2” for different granite thickness• Bottom segment gives the CNC operator the option of drilling into the slab like a core bit• The 6 segment finger bit has the first ever reverse apple core design... Out of stock! Please check back soon, or contact us to backorder.