2pcs Diamond Finger Shaped Milling Bit 35mm 2 Holes with 5/8"-11 Thread for Enlarging Shaping Milling Existing Holes on Marble Countertop, Black$$Tools & Hardware Other

Size - Thread model: 5/8" - 11, Total length: 66 mm / 2.6 inch; Diameter: 35 mm /1.4 inch; Weight: 666g; Diamond Grits: 50/60 grits. Material - Diamond, Alloy. Finger tile bit has extremely high hardness and strong wear resistance, can efficiently process hard materials and is durable. The alloy material is lightweight and has good toughness, which can boost resistance against mechanical stress, improving work efficiency and tool lifespan. Even Distribution Holes - Small holes on the tile grinding bit are evenly spaced, which can achieve comprehensive cooling and cleaning, ensuring that the entire grinding area benefits.The finger shaped design is suitable for processing narrow, deep groove or complex shaped areas. Meanwhile, with its keen cutting edge and stable performance, it can achieve high-precision machining, ensuring the dimensional accuracy and surface quality of the workpiece. Application - Diamond tile drill bit is suitable for various processing occasions on materials like porcelain, hard ceramic, marble, tiles and other natural stones, such as carving and trimming fine parts of jewelry or processing stone crafts, building decoration stone, etc Note - Operators should wear protective goggles, gloves, and other protective equipment during the processing. Recommended RPM is between 6000 to 11000.