Gas Spanner For Fixing Regulator nut 1.for gas regulator/valve 2.iron material,zinc plated 3.25,27mm size Specifications:1.using for gas regulators/valves2.material:iron3.finish:zinc or brass plated4.size:for 25mm,27mm nut5.packing:100pcs per polybag and 1000pcs per carton6.other gas spare parts supply7.we can do as your sample or requirements8.OEM,ODM are available Gas Spanner