Syntec 5" Double Row Cup Wheel - 25/30 Grit with 5/8"-7/8" Arbor Premium 316 Stainless Steel Siding Nails or built-up columns where enhanced

or built-up columns where enhanced lateral load resistance is required

These screws feature a hardened steel core with a multi-layer Dagger-Guard coating that withstands high humidity

Wafer head with nibs: Countersinks cleanly into cement board for a flush finish

the HIT provides secure connections you can trust

Engineered for durability in exterior applications

Syntec 5" Double Row Cup Wheel - 25/30 Grit with 5/8"-7/8" Arbor Premium 316 Stainless Steel Siding Nails or built-up columns where enhancedSyntec 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.