Pin with Washer, Fastening Hard Concrete and Steel, 3 in Length/ THREAD DIRECTION: RIGHT-HAND HEAD DIAMETER: 0.300 INCHES NOMINAL SHANK DIAMETER: 0.145 INCHES NOMINAL OVERALL LENGTH: 3.00 INCHES NOMINAL PART NAME ASSIGNED BY CONTROLLING AGENCY: RAMSET DRIVE PIN WITH WASHER SPECIAL FEATURES: CORE HARDNESS OF 52-56 ROCKWELL C (RC); 0.875 INCH WASHER DIAMETER; POWER ACTIVATED FASTENER; PIN USE - STEEL AND CONCRETE MATERIAL: STEEL COMP 1060 OVERALL STYLE DESIGNATOR: P237 POWDER ACTUATED