Check the listing for details. 4.5" Diamond Cup Wheel Grinding Concrete Masonry 18 Segment 7/8" Arbot 3 Pack. Condition: New. Listed at 88.99 USD. 3-Pack Premium 4-1/2 Inch Diamond Turbo Cup Wheel for Grinding Concrete and Masonry, 18 Segments, Non-Thread 3-Pack Super-Plus quality cup grinding wheel offers the best lifetime available on market 4.5" 4-1/2 inch 18 Segments Turbo Cup Wheel Good for removal sealers, thin film coatings,light surface leveling or repair 5/8"-7/8" center arbor For wet or dry use. For use on angle grinders Large Grinding segments w/ heat treated steel bodies which provides increases durability and wheel life Free Shipping & Returns:· SAME business day shipping · FREE 30-Day return Contact us:· Should you have any questions, please kindly contact us through eBay messaging service.· Click on the: "ask a seller a question" link on the listing page.· We answer most questions instantly. Thank you for shopping for DPT Diamond Tools!