少妇又色又紧又爽又刺激视频-久久精品国产69国产精品亚洲-后入到高潮免费观看-欧美巨大巨粗黑人性aaaaaa-国产农村一国产农村无码毛片

Welcome to Baoji Baoye Titanium-Nickel Industry Co., Ltd

Titanium Standard Components of Baoji Baoye

Baoji Baoye Producing Ti Standard Components from M5-M30


The production of the M2 - M64 all kinds of titanium screws, titanium, titanium bolts, hex socket countersunk head, titanium, titanium outside hexagon, cross titanium flat head screw, titanium check screw titanium screw (Jimmy), spring (nickel, tantalum, molybdenum). According to customers requirements to produce titanium nut, titanium bolts, titanium standard parts, titanium washer, titanium spring, etc.