Choose sealing screw Note: 1, look at the raw materials for the production of sealing bolts, old and new materials on the market are divided, no new wires smooth Obscure, Nanjing sealing screw manufacturers, a portion of the recovered material on the market rebar Nanjing sealing the screw factory in which, over the mold is still Obscure; 2 to see the welding process sealing films and two welded welding arc welding Paul II smooth without slag welding steel does not hurt, but depends on the sealing sheet welding whether the effect of fully welded, some welding bad welds, reach sealing effect; 3 see on threaded nut is smooth, threaded ring true impact of construction efficiency; 4 to see manufacturers size and reputation; 5 to see service, delivery speed ; 6 to see whether it is true manufacturers, factory direct price concessions; 7 to see the price, the same quality to see which prices are more favorable. Nanjing shuangxing produced three-sealing screw and screw through the wall all the same, are made of 100% new steel as raw materials, in line with national standards. Not the same as non-standard or three-sealing screw machined from steel from the old market. Its hardness and toughness than three times higher than the market other three-sealing screws. Nanjing shuangxing three-sealing screw save time and money and worry! Enterprises from the design, development, production and sales to stop logistics services, Nanjing sealing the screw factory outlets, everything! In the interests of customers starting point for the production of operations, as you think, as you do not want. You more money and more peace of mind and Nanjing Kuang Jian Building Material Co. cooperation. Nanjing sealing screw manufacturers | Peter Kennedy Building Materials | Nanjing sealing screw manufacturers address provided by Peter Kennedy Building Material Co., Ltd. Nanjing. Nanjing sealing screw manufacturers | Peter Kennedy Building Materials | sealing screw factory Nanjing Nanjing Kuang address Kennedy Building Materials Co. (www.njwklg.com) this year introduced a new upgrade, the above picture is for reference only, please call or pictures on this page contact telephone number, to obtain the latest information, Contact: Kay.