SIZE - Applicable Hole Dia: 5/16"(8mm); Under Head Size(Male): M6 x 16mm(D*L); Under Head Size(Female): 8 x 15mm(D*L); Screw Head Diameter: 12.8mm
Application - Fit for all kinds of DIY, leather crafts, clothing making, or as a fastener to connect two objects. Such as thin photo albums, leather bags, wooden board connections, etc.
Installation - Make a hole between 0.5-1mm larger than the diameter of the female rod, put the screw and nut on both sides of the locked object, and select the appropriate tool to lock it.
Notice - The thickness of the object which is locked, must be less than the length of the screw rod + nut rod, otherwise, it will not be able to tighten.
Advantage - Precision mechanical thread, made of carbon steel material, zinc plated finish, high hardness.