UNBRAKO High Tensile Hex Bolts (3/8)

High Tensile Hex Head full thread Gr 8.8 Also available in Gr 4.6, 10.9 and SA193 Gr B7 The tensile strength of a bolt refers to the maximum stress the bolt can withstand before breaking. Thus, the higher the tensile strength, the higher the weight a bolt can sustain and the higher its capacity to bear impact.