General description The Concrete Drill Bit Set is a 4-piece collection designed for efficient drilling in various materials including ceramic, glass, brick, marble, granite, and tile. Crafted from durable carbide, these bits feature sharp tips that ensure easy placement and smooth drilling, even at high temperatures. The set is ideal for both professionals and DIY enthusiasts looking for reliable masonry accessories. Technical specifications Material: Carbide Model sizes: 6mm, 8mm, 10mm, 12mm Weight: approximately 115g Usage Drill holes in ceramic, porcelain, marble, and granite without the need for water. Optimal drill speed should be above 2,600 rpm for best results. Designed to leave clean, burr-free holes. Other information Electrophoretically coated to prevent rust. Wear-resistant and impact-resistant design for rapid entry into materials. Suitable for a wide range of applications including granite, ceramic, concrete, and ordinary glass.