M4 M5 M6 M8 High Tensile Socket Countersunk Screws 10.9 Hex Allen Key Bolts
● 【Efficient Action】 The flat hexagon socket head allows driving where there is not enough space for wrenches or sockets, and ensures that the screw head is flush with the surface. ● 【Caution】 All screws are fully threaded, the screw lengths include the head.