Super Turbo Gold Concrete Cup Wheels have a unique design allows the wheel to run exceptionally cool for the best wheel life available. Their Large Turbo Design delivers high-speed performance and cutting efficiency for aggressive surface preparation and grinding applications. Super Turbo Gold Diamond Concrete Cup Wheels are also available with optional 5/8”-11” thread for easy mounting. Super Turbo Gold Cup Wheels are used with angle grinders and floor grinding machines for cutting and grinding concrete or field stones. Dry and wet use.