Metric, Structural Bolt, Carbon Steel, Fastener Finish Plain, Dia./Thread Size M16-2.00, Fastener Length 50 mm, Fastener Thread Type Metric Coarse, Fastener Industry Standards EN 14399-4, Thread Length 28 mm, Fastener Thread Direction Right Hand, Head Dia. 27 mm, Head Height 10 mm, Tensile Strength (PSI) 1,000 N/sq mm, Rockwell Hardness C32 to C39, Package Quantity 50