Dapetz new 152mm x 150mm diamond core hole saw with hex arbor pilot hole drill brick
High performance dry cutting diamond core drill kit includes hex arbor and 8mm tapered guide drill 12 bsp threads cut clean accurate holes through bricks blocks producing exact size holes with almost no break out core 1 x diamond core 152 diameter x 150mm long drill 1 x hex arbor 1 x guide remover tool see more product details