High-Quality Rough Diamond Grade 30/40: Wholesale Supply from Top Manufacturer in China

Fuzhou Bontai Diamond Tools Co., Ltd. is a leading manufacturer and supplier of diamond tools in China. We are proud to introduce our rough diamond grade 30/40, which is perfect for grinding and polishing concrete, marble, and granite.

Our rough diamond grade 30/40 is made using high-quality materials and advanced technology to ensure maximum performance and durability. With its sharp and rough texture, this diamond grade is highly effective in removing surface coatings and preparing surfaces for resurfacing or coating.

Our product is ideal for use in the construction industry, whether you are a contractor or DIYer. It is easy to use and works well on both wet and dry surfaces. Our rough diamond grade 30/40 will help you achieve outstanding results in no time, giving you a surface that is ready for any next steps.

Choose Fuzhou Bontai Diamond Tools Co., Ltd. as your trusted supplier of diamond tools. We are dedicated to providing you with the best products and services to meet your needs. Contact us today to learn more about our rough diamond grade 30/40 and other products!

Featured Products

  • Introducing our new Rough Diamond Grade 30/40! This product is the perfect choice for those seeking an excellent balance between quality and value. Our Rough Diamond Grade 30/40 offers a stunning combination of clarity, cut, and carat weight that is sure to impress. As a 30/40 grade, our Rough Diamond is rated as very good. This means it has no visible inclusions and only minor blemishes, giving it a beautiful, clean appearance. Its cut is also excellent, maximizing its brilliance and fire. And for those seeking a larger stone, our Rough Diamond Grade 30/40 is available in various carat sizes. This diamond is perfect for those looking for a unique engagement ring or an elegant piece of jewelry that will leave a lasting impression. With its high quality and affordable price, our Rough Diamond Grade 30/40 is an excellent investment for any jewelry lover. In addition to its stunning beauty, our Rough Diamond Grade 30/40 is ethically sourced, ensuring that it is not only beautiful but also responsibly sourced. You can feel good about your purchase with this diamond that is both socially and environmentally responsible. At our company, we aim to provide only the highest quality products to our customers, and our Rough Diamond Grade 30/40 is no exception. It is a true gem that will be treasured for years to come. Order yours today and experience the beauty and quality of our Rough Diamond Grade 30/40!

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