Syntec 5" Transitional/Ceramic Cup Wheel - 100 Grit with Threaded Arbor CJT Concealed Joist Ties If the spall is 1"

If the spall is 1" or less

and avoid overdriving to maintain the washer's integrity and watertight seal

High Load Capacity: Engineered for demanding structural applications

electrical and plumbing) fastener designed to secure zip ties to concrete

Lumber Size: Intended for use with 7x beams and 7 1/2x posts/columns

Syntec 5" Transitional/Ceramic Cup Wheel - 100 Grit with Threaded Arbor CJT Concealed Joist Ties If the spall is 1"Syntec 5" Ceramic Cup Wheels are designed to improve the quality of edgework and to reduce scratches and gouging that metal cup wheels cause. These Transitional Cup Wheels have very aggressive grinding patterns which result in a superb finish. Ceramic Cup Wheels are compatible with metal and concrete. A higher grit results in a smoother, almost reflective finish.