hi-tech diamond 6" all-u-need | lapidary rock mineral grinding polishing machine | includes accessory kit hi-tech diamond the american-made hi-tech diamond 6" all-u-need is a flat lap machine that is one of the best available on the market. easily grind, shape and polish rocks to make cabochons for necklaces, earrings, rings and other jewelry pieces, or, polish synthetic material and metals on the all-u-need. whether you’re a beginner, lapidary hobbyist or jewelry making pro, this machine is easy to use at any skill level. the 6" all-u-need is lightweight, rustproof and impact-resistant, making it easy to travel with and very portable. its 1/4 hp, heavy-duty, ball bearing motor is variable speed, delivering speeds from 800rpm to 3,400rpm so you can work at any speed you desire. the clean water system is easy to use, simply fill the top water cup with clean water and control the water flow from a drip to a stream using the on/off valve installed on the water tube. its simplified drain system allows the dirty, used water to drain out into the included drain cup. the all-u-need comes with an accessory kit that allows you to work right out of the box. this kit works especially well for polishing quartz, agate, jasper, tourmaline, corundum, opal and a large variety of natural gem material. this kit also works well with synthetic gem material and enamels. accessory kit includes the following: one 6" 180# electroplated diamond disc pre-bound to acrylic backing plate, one 6" 325# brown diamond smoothing disc, one 6" 600# red diamond smoothing disc, one 6" 1200# blue diamond smoothing disc, one 6" tech-11 polishing pad, one 14,000 mesh diamond paste 2-gram syringe, and four 6" acrylic backing plates. the all-u-need also comes with complete written and visual instructions, and a one-year manufacturer warranty. all of our hi-tech diamond machines are brand new and manufactured in the u.s.a. we ensure the authenticity of your hi-tech diamond machine by us, the manufacturer.