Drill chuck, glass tile drill bits, 10 multi-material drill bits for glass tiles, marble, wood, mirror, 6 mm/8 mm/10 mm/12 mm

Triangular Drill Bit Set - This set comes with 10 drill bits and two small cases, making it easy to carry and organize. It includes 4 different sizes (4 x 6 mm, 2 x 8 mm, 2 x 10 mm, 2 x 12 mm), enough to meet your various needs. Robust and Durable - Our tungsten carbide drill bits are made of high-quality hard metal, offering good abrasion resistance and extreme hardness. The carbide tip is strong and penetrates all materials easily. Wide Application - With high precision for drilling centering, these porcelain drill bits are perfect for drilling holes in glass, tiles, mirrors, wood, ceramics, marble, brick walls, and other hard and brittle materials. Special Design - Triangular drill bits with a U-shaped case for drilling, quickly removing dust and leaving no burrs. Easy to use - Can be installed in most electric hand drills and bench drills; all drill bits are stored in the case for quick changes. Features: High-quality hard metal drill bits, good abrasion resistance, and extreme hardness. When using these drill bits, the material temperature may increase; please add water or coolant to prevent the material from smoking. Perfect for drilling holes in glass, tiles, mirrors, wood, ceramics, marble, brick walls, and other hard and brittle materials. U-slot design with quick dust removal; triangular handle design for more stable operation. Specifications: Material: Hard metal; Color: Blue/Silver; Size: 6/8/10/12 mm; Package includes: 4 x 6 mm drill bits, 2 x 8 mm drill bits, 2 x 10 mm drill bits, 2 x 12 mm drill bits, 2 x storage cases