Simpson Strong-Tie PDPA Series PDPA-250MG Drive Pin, 0.157 in Dia Shank, 2-1/2 in L, Steel, Class 65 Galvanized, 100/PK

The PDPA is a hardened-steel, powder-actuated fastener designed to fasten building components to concrete, steel and CMU. The PDPA consists of a fastener with a 0.3 in Dia head and a 0.157 in Dia shank. The PDPA provides maximum jobsite productivity with fast installation.