we are a specialized manufacturer of all kinds of refrigerant tools.We are ISO9001:2000 QMS certificated manufacturer.

1.Heated high strength tube sheath  can screw out rusty screw and nuts.

2.The spring in the steel tube make the rotatable bar shrink automatically and impack the screw and nut.it will easier to operate.

3.this tool avoid danger from traditional operate mathod.The operation need not install or take-down a air-conditioner climb outside a building.the work can be finished inside.

spanner DS-01