... Life Guarantee. Feature:1. Self thread without any additional plastic thread. 2. Made of special aluminum alloy tube,tailor- ... ,black,transparent and any others colorCan be painted plastic:red, blue, green, red,black,and any others colorScrew: Italian thread ( ... class WHY THREADED MOP STICK?Traditional metal stick with plastic threadVSThreaded Mop Stick1.Raw materialcheapest material,any material can ...