STI Turbo Cups
STI Turbo Cups are aggressive metal-bond diamond cup wheels engineered for fast grinding, leveling, and material removal on concrete and terrazzo. Their turbo-segment design delivers rapid cutting action while efficiently clearing debris, making them ideal for demanding surface-preparation tasks with less effort and extended tool life. Featuring a durable 3-inch brazed/metal-bond diamond wheel, these cup wheels are suitable for both wet and dry applications.
Designed for professional surface preparation, STI Turbo Cups are ideal for first cuts on new epoxy or Portland terrazzo, closing cuts on new or existing terrazzo, and preparing terrazzo surfaces before polishing. Available in 16, 24, 40, and 80 grit, they can be ordered with either the Quick Change attachment for compatible machines or the EZ Bolt-On 5/8″-11 arbor to match a wide range of equipment.
Main Features
- Aggressive turbo segment metal-bond diamond cup wheel.
- Ideal for concrete and terrazzo grinding, leveling, and surface preparation.
- Perfect for first cuts on new epoxy and Portland terrazzo.
- Suitable for closing cuts on new or existing terrazzo before polishing.
- Durable 3-inch brazed/metal-bond diamond wheel.
- Designed for both wet and dry applications.
- Available in 16, 24, 40, and 80 grit.
- Offered with Quick Change or EZ Bolt-On (5/8″-11 arbor) mounting options.
- Fast material removal with long service life.

E/Z Bolt-on

EG Quick Change





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