CK Tools 597389 Masonry Drill Bit 4x75mm - CK Tools T3110A 065150, Masonry Drill Bit 6.5x150mm - CK Tools T3110A 065150 Masonry Drill Bit is a robust and versatile tool designed for drilling into masonry materials such as brick, concrete, and stone CK Tools T3110A 065150 Masonry Drill Bit 6.5x150mm