... cup wheels. 2.Designed for fast grinding rough work Aluminum Basement Diamond Cup Wheel1. All types of concrete, brick, block, medium ... . Application: for specially grinding ,rough deburring and smooth shaping and finishing granite, marble, ceramics, concrete, fireproofplank, etc, with long service life ... .87/M14/M16/ 5/8"-117 Turbo Type With Aluminum Basement Diamond Cup Wheel