Syntec 7" Double Row Cup Wheel - 25/30 Grit with Threaded Arbor S/JCT-S/HJCT Steel Joist Connectors Their robust load transfer capability

Their robust load transfer capability makes them ideal for applications requiring additional connection support

Engineered for both seasoned professionals and capable DIYers

these screws are engineered to perform in real-world outdoor conditions

Large Washer Head – Delivers strong clamping force and helps prevent pull-through

Syntec 7" Double Row Cup Wheel - 25/30 Grit with Threaded Arbor S/JCT-S/HJCT Steel Joist Connectors Their robust load transfer capabilitySyntec has been hard at work over the past few decades manufacturing diamond cup wheels among the industry's best, providing superior grinding performance. The Double Row Cup Wheel was Syntec's original design and oldest technology, and is still a go to diamond cup wheel for leveling uneven concrete and masonry. The Double Row Diamond Cup Wheel is suitable for both wet and dry applications and provides an aggressive cut.