EDiamondTools 6-1/4" Dry/Wet Multipurpose Core Bit for Masonry, Concrete and Natural Stone

DRY DRILLING - designed for brick, block, pavers or natural stones with Moh's hardness below 4 WET DRILLING - designed for concrete (non-reinforced) or natural stones with Moh's hardness below 7 ARBOR SIZE - 5/8"-11 threaded arbor; SEGMENT HEIGHT - 10mm segment height; DRILLING DEPTH - 6 inch drilling depth. WET OR DRY - recommended to use with handheld core drills (rotary mode only) or variable speed grinders