Terra Diamond manufactures all types and sizes of diamond impregnated saw blades for concrete, stone, asphalt, ceramics, masonry, and refractories. We make coring bits from 1/2" to 72" diameter, and from 3" length to over 10 feet for all types of construction. We make shaping, grinding, and polishing tools. We also manufacture custom tools. Just tell us about your application and we will design and build the right tool for you.