タイトルまたは説明

1/2DR ,square hole,can be matched with the 1/2DR driver tool or the *1mm socket wrech.Using widening strengthening thread design. There are two kind of material,one of is *5# carbon steel forging,anther is steel plate press forming weld with nut.
Hengshui Chenyang auto maintenance tools Co., Ltd.is a professional auto maintenance equipment company with  product design, development and manufacturing capacity .Mainly the production of socket wrench ,sleeve accessories,hand pump, spring compressor ,piston ring compressor ,balance block,crowbar ,Jack,tire tools ect."Quality first Consumers first"is theory of our business .The company has an excellent reputation both domestic and international ,marketable because of its reasonable price ,high class quality and genuine after sales service.
    Chenyang tools, we only seek for greater perfection!