BBI 502102 Full Thread Tap Bolt, 5/16-18, 3-1/2 in L Under Head, 5 Grade, Medium Carbon Steel, Zinc CR+3

BBI Tap Bolt, Full Thread, Measurement System: Imperial, 5/16-18 Thread, 3-1/2 in Length Under Head, 5 Grade, Medium Carbon Steel, Zinc CR+3, 7/32 in H Head, 120000 psi Tensile Strength, 25 to 34 HRC Hardness, UNC Thread, Hex Head