1. High grinding efficiency, high-quality raw materials and first-class processing technology make our grinding wheels sharp and strong, which can quickly grind gems into shape 2. Good heat dissipation, will not damage the workpiece due to high temperature during processing 3. Precise particle size, uniform diamond sand adhesion, fine polishing of gems 4. Long service life, made of the highest grade RVD diamond, durable and not easy to damage 5. Wide range of applications, not only for grinding gemstones, but also for hard alloy, non-metallic materials. 6. Customized design is available1. What are your prices? Our prices are subject to change depending on supply and other market factors. We will send you an updated price list after your company contact us for further information. 2.Do you have a minimum order quantity? Yes, we require all international orders to have an ongoing minimum order quantity. If you are looking to resell but in much smaller quantities, we recommend you check out our website 3.Can you supply the relevant documentation? Yes, we can provide most documentation including Certificates of Analysis / Conformance; Insurance; Origin, and other export documents where required. 4.What is the average lead time? For samples, the lead time is about 7 days. For mass production, the lead time is 20-30 days after receiving the deposit payment. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products. If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate your needs. In most cases we are able to do so. 5.What kinds of payment methods do you accept? You can make the payment to our bank account, Western Union or PayPal: For big orders, partial payment is also acceptable.Our company has produced a series of excellent diamond grinding wheels discs for grinding gemstones, including vitrified bond diamond wheels, steel body diamond wheel, plastic body electroplated diamond wheel, , metal bond diamond wheel, soft resin diamond wheel, resin faceting wheel discs, diamond faceting wheel discs, diamond saw blade, etc.1.It can be used for polishing precious stones such as gems and jade. It does not change the status of gemstone surface during grinding. 2.Can be used for surface polishing of zircon, various artificial crystals, glass crafts, etc. 3. It can be used for grinding the surface of small-scale handicrafts such as ceramic handicrafts, metal pendants, wood products, etc 4.Can be used for grinding and polishing glass lenses 5.Can be used for bracelet processing 6.Metal material processing