【Vacuum Brazed Diamond Technology】More Heavy Duty and Wear Resistant than electroplated diamond bit, providing high efficiency, cuts faster, durable and sturdy.
【Recommend Machine】Dry Diamond Core Drill Bit built with 5/8"-11 threading female arbor for most popular Angle Grinders, wet polisher.
【Wide Application】SUSUKii diamond core bits to drill holes in porcelain, ceramics, bathroom tiles, marble, granite, stone, masonry, brick with ease, and water can lengthen the lifetime.
【User Tips】 When beginning your holes, start at a 45 degree angle then slowly move the drill upright to create smooth and clean holes with minimal bit walking.