[Diamond Countersink Drill Bits] The diamond beveling chamfer bit for angle grinders is a special cutting tool designed to create precise beveled edges or chamfers on a variety of materials. Commonly used in construction, woodworking, and metalworking applications. [High-quality Material] Diamond cone tile bitt is made of high-quality emery material, which has high strength, high hardness, durability, and long service life, allowing the bit to withstand the demands of heavy-duty applications. [Effortless Chamfering and Polishing] Bevel design of the tool allows for easy reduction of chamfering pressure, enabling smooth and accurate chamfering, grinding, and polishing of existing holes. [M10 Threaded Interface] Diamond countersink bits can be directly installed on a 100-type angle grinder, which is efficient and convenient. [Widely Use] Diamond countersink drill bit is suitable for enlarging and chamfering grinding hard and brittle materials such as marble, stone, ceramic tiles, glass, and metal. Applicable model:100mm Angle grinder Scope of application:Ceramic tiles, marble, quartz stone, graniteFunction:Suitable for expanding holes, chamfering, and polishing marble, quartz stone, ceramic tiles, etc Features:Sharp grinding, wear-resistant and durable, and long service life. Colour:Gold Material:Metal Size:Small:38mm/Large:50mm Package Contents: 1 * Chamfer Bit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.