[Diamond Countersink Drill Bits] The diamond beveling chamfer bit for angle grinders is a cutting tool designed to create precise beveled edges or chamfers on various materials. Commonly used in construction, woodworking, and metalworking applications. [High-quality Material] Diamond cone tile bit is made of high-quality abrasive material, offering strength, hardness, durability, and long service life, suitable for demanding applications. [Effortless Chamfering and Polishing] Bevel design allows for reduced chamfering pressure, enabling smooth and accurate chamfering, grinding, and polishing of existing holes. [M10 Threaded Interface] Diamond countersink bits install directly onto 100 mm angle grinders for efficient and convenient use. [Widely Used] Diamond countersink drill bit is suitable for enlarging and chamfering hard and brittle materials such as marble, stone, ceramic tiles, glass, and metal. Applicable model: 100 mm angle grinder Scope of application: Ceramic tiles, marble, quartz stone, granite Function: Suitable for expanding holes, chamfering, and polishing marble, quartz stone, ceramic tiles, etc. Features: Sharp grinding, wear-resistant, durable, and long service life. Color: Gold Material: Metal Size: 38 mm Package Contents: 1 × Chamfer Bit Note: Light reflection and display differences may cause slight color variation between the image and the actual item. Measurement tolerance: ±1–3 cm.