The sockets clevious with W, Z and WS types, and we can also manufature it as the requirement of customers.

 The socket is malleable iron, hot-dip galvanized. The security dip is bronze or stainless steel.

And the others are cast iron . The spring pin is bronze or stainless steel. The clsoed pin is stainless steel.

You know we are OEM supplier, so pls send us your drawings with your concret inquiry so that we can offer you a best price for you.

If you have any question, pls feel free to contact me