Bull Wheel Rock Tumblers. Barranca Lapidary Wet Polisher. Introducing Rock Rascal Lapidary Equipment. Page 1 Go To Page: [ 2] [ 3] Are you interested in learning more about how to do Lapidary Work? ... 1 1/2 mm diamond wire drills for drilling holes in stones. Use these to drill a hole for a bell cap, or to glue a finding in to hold a pendant ...