KEENTOOL offers different size of diamond core drill for drilling granite, marble, concrete and wall. With years of research and application of diamond core drill bits, we are pride of being able to offer high performance diamond core drill for different drilling use.
When order core drill bits, please kindly inform the followings: 1). Diameter of the core drill 2). Specification of segments for core drill bits 3). The length of the core drill 4). The size and types of screw of joint 5). For what drilling use(granite, marble, concrete etc) 6). Other special requirements ( if any)