16-piece hole saw set, 6-50mm diamond drill bit, glass drilling tools, hole saw kit for carbon steel, glass, ceramic, porcelain, tile, marble...

General Description: This 16-piece diamond hole saw set is designed for precise drilling of hard and brittle materials such as glass, ceramics, marble, and porcelain. Made with high-quality diamond, these drill bits offer superior drilling capacity, ensuring accurate and smooth holes. Technical Specifications: Number of pieces: 16; Drill bit sizes: 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 25mm, 28mm, 30mm, 35mm, 40mm, 45mm, 50mm; Applications: These drill bits are widely used for drilling holes in various hard materials, including: Glass, Ceramics, Marble, Porcelain; Other Information: To extend the life of the drill bits, it is recommended to reduce the drilling speed and use water cooling. Dry drilling is strictly prohibited.