Sakrete® 60200640-RDC09 Fast Setting Cement Patcher, 40 LbA fast setting patch material for concrete repairs from 1 2" to 2". Sets in 15 minutes. It is designed for repairs that require quick return to service. 40 Lb Sakrete fast setting cement patcher For fast repairs to concrete that set in 20 minutes and can be opened to foot traffic in 4 hours A quality mixture of cement, sand & special additives For applications from 1 2" to 2" in thickness Sets in 15 minutes For rapid repairs of concrete steps, walks,