Product Description
Thread - BSFType - Socket cap bolts/ Part thread
Material - 12.9 High Tensile Steel.
Size - Sizes given are thread size x length (Measured from under the head),Br>
Thread pitch (TPI) - 1/4" - 26 , 5/16" - 22 , 3/8" - 20 ,1/2" - 16 .