The Universal is a complete Heavy Duty Grinding and Polishing Lapidary Machine. Designed for production use yet is affordable for the hobbyist. The 5 step accessory kit makes it possible to grind, shape and polish gem material immediately. The 4 step finishing process makes it easy to finish a wide variety of gem material, both natural and synthetic, including quartz, agate, jasper, tourmaline, corundum and opal. Because the Universal is a horizontal lap machine you can grind flats, make free form cabochons, rework quartz crystals, do intarsia and detailed inlay work. The Universal is excellent for glass work. Often no fire polish is required. The clean, quiet Universal HD can be used in the house or in a recreational vehicle - Clean up is easy! Each Universal Machine with Accessory Package includes: Variable Speed Ballbearing DC Motor with 115 VAC converter and coolant reservoir with splash guard  180 Mesh Metal Bond Diamond Disc, hydraulically pressed to a backing plate  325 Mesh Diamond Sanding Disc  600 Mesh Diamond Sanding Disc  1200 Mesh Diamond Sanding Disc  White Polish pad with 14,000 mesh diamond compound 4 disc backing plates  Complete Instructions  Specifications: Motor: 6" & 8" Machines - 1/4 HP equivalent Ball Bearing DC with 115 VAC Converter.  Drive: Direct Drive on 2" Flange  Dimensions: 6" & 8" Universal - 12" x 12" x 7" Note:  Note: Will NOT support a Solid metal Disc, plastic backing only** and disc rack is not included.  FREE SHIPPING IN CONTINENTAL 48 STATES - GROUND ONLY (Excludes Alaska & Hawaii)