Welcome to Quanzhou Sunny Superhard Tools Co., Ltd., a leading manufacturer of diamond tools for the construction and stone industry. Our core bit sizes range from 1 to 24 and we offer a variety of diamond core bits to suit your specific drilling needs, Our diamond core bits are designed for drilling in a wide range of materials including reinforced concrete, asphalt, brick, block, and stone. We use high-quality diamonds in our core bits to ensure fast and efficient drilling with long service life, Choose Quanzhou Sunny Superhard Tools Co., Ltd. for all your diamond tool needs and experience the difference in quality and performance. Contact us today to learn more about our core bit sizes and explore our wide range of diamond tools
Please feel free to give your inquiry in the form below We will reply you in 24 hours