377 bolt ( screw , nut , stud , spring washer , pin , ball bearing , roller bearing ) is the most commonly used machine part 螺栓（螺钉、螺帽、双头螺栓、弹簧垫圈、销、滚珠轴承、滚柱轴承）是最常用的机械零件。
377 bolt ( screw , nut , stud , spring washer , pin , ball bearing , roller bearing ) is the most commonly used machine part 螺栓（螺钉、螺帽、双头螺栓、弹簧垫圈、销、滚珠轴承、滚柱轴承）是艺术最常用的确是的机械零件。
The enterprise zhejiang huaye plastics machinery co . , ltd . offers possibilities within the range double screws and precision screws as well as barrels 公司提供双头螺栓和精密螺丝、精密螺钉以及筒范围内的可行性方案。
Connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - threaded ports 普通和液压传动用联接件.用iso 261弹性螺纹或金属与金属间密封的气门和双头螺栓端头.螺纹气门
E connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - stud ends with elastomeric sealing type e 普通和液压传动用联接件.用iso 261弹性螺纹或金属与金属间密封的气门和双头螺栓端头
B connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - stud ends with metal - to - metal sealing type b 普通和液压用联接结件.用iso 261螺纹的弹性或金属与金属间密封的气门和双头螺栓端头
The main products range is various forged fasteners , pressed hardware and machining parts , inclusing non - standard bolt , high strength bolt , steel - strcture bolt , stude screws , double arming bolt , u - bolt or l - blot , tower bolt and other bolt , with hex head or square one according to the customer " s requirement 该公司的主要产品为热镦成型的各种紧固件和五金冲压件具体类型:高强度螺栓、钢结构螺栓、普通外六角螺栓、内六角螺栓、地角螺栓、双头螺栓、 “ u ”或“ l ”型螺栓、电力铁塔螺栓、铁路道钉、高速公路护拦螺栓、油井上用的各种专用螺栓和汽车配件。
The main products range is various forged fasteners , pressed hardware and machining parts , inclusing non - standard bolt , high strength bolt , steel - strcture bolt , stude screws , double arming bolt , u - bolt or l - blot , tower bolt and other bolt , with hex head or square one according to the customer " s requirement 产品简介：该公司的主要产品为热镦成型的各种紧固件和五金冲压件具体类型:高强度螺栓、钢结构螺栓、普通外六角螺栓、内六角螺栓、地角螺栓、双头螺栓、 “ u ”或“ l ”型螺栓、电力铁塔螺栓、铁路道钉、高速公路护拦螺栓、油井上用的各种专用螺栓和汽车配件。
The main products range is various forged fasteners , pressed hardware and machining parts , inclusing non - standard bolt , high strength bolt , steel - strcture bolt , stude screws , double arming bolt , u - bolt or l - blot , tower bolt and other bolt , with hex head or square one according to the customer " s requirement 详细说明：该公司的主要产品为热镦成型的各种紧固件和五金冲压件具体类型:高强度螺栓、钢结构螺栓、普通外六角螺栓、内六角螺栓、地角螺栓、双头螺栓、 “ u ”或“ l ”型螺栓、电力铁塔螺栓、铁路道钉、高速公路护拦螺栓、油井上用的各种专用螺栓和汽车配件。
The main products range is various forged fasteners , pressed hardware and machining parts , inclusing non - standard bolt , high strength bolt , steel - strcture bolt , stude screws , double arming bolt , u - bolt or l - blot , tower bolt and other bolt , with hex head or square one according to the customer " s requirement 产品描述：该公司的主要产品为热镦成型的各种紧固件和五金冲压件具体类型:高强度螺栓、钢结构螺栓、普通外六角螺栓、内六角螺栓、地角螺栓、双头螺栓、 “ u ”或“ l ”型螺栓、电力铁塔螺栓、铁路道钉、高速公路护拦螺栓、油井上用的各种专用螺栓和汽车配件。
