... diameter min M2 -max M36 -----Hexagon head bolt(DIN933),the diameter min M3 -maxM36-----Hexagon nuts(DIN934),the inside diameter min M2 ... head and countersunk flat head self-tapping screw the diameter min M1.6-max M6-----Hexagon socktet countersunk head screw( ... Cross recessed pan head machine screws with collar, ,Hexagon nuts with flange, Hexagon socket set screws, and any other according customer's ...