Concrete Core Drilling Machine

Happybuy diamond core drilling machine 7 inch 180 mm handheld diamond core drill rig variable speed wet dry core drill rig concrete coring drill machine for diamond concrete drilling boring 7 180mm 4 0 out of 5 stars 1 129 99 129 99 bosch 5-inch x 17-inch x 22-inch sds-max rotary hammer core bit hc8575 4 7 out of 5 stars 25 197.