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Get it between 2025-08-21 to 2025-08-28. Additional 3 business days for provincial shipping.
【Functions】: With our diamond finger bit, you can easily enlarge, shape, or round existing holes to create perfect smooth holes in different sizes.
【Applicable materials】: This 1" finger bit is suitable for shaping holes on porcelain hard ceramic marble granite tiles and other natural stones; fit both dry and wet applications
【Easy to Operate】: Our 1" finger bit (25mm) work with standard grinders with 5/8 inch-11 thread; there is a 5/8-11 Thread to 3/8" Hex Shank adapter included, so it will also work with most electric drills.
【Recommendation】: For the best durability, we recommend only use this diamond finger bit to enlarge, shape, or round predrilled holes; and an RPM between 6000 to 11000 for optimal performance.
【Features】: Diamond Core Drill Bit with advanced coating ensures high efficiency and long life, diameter 1inch (25mm), work length 50mm, total length 65mm.