| 1. | Mechanical and quality requirements for machine screws
机器螺钉的机械和质量要求
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| 2. | Slotted head machine screws for precision instruments
精密仪器用槽头机螺钉
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| 3. | Nickel - plated mild steel round head machine screw
镀镍低碳钢圆头机器螺丝
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| 4. | Brass - plated mild steel round head machine screw
镀黄铜圆头软钢机器螺丝
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| 5. | Machine screws and nuts for spectacle frames
眼镜框架用机制小螺钉和螺母
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| 6. | Torque - limited semi - automatic device for machining screw thread
限定扭矩式半自动攻丝装置
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| 7. | Specification for unified machine screws and machine screw nuts
统一机用螺钉与机用螺母规范
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| 8. | Slotted and recessed head machine screws and machine screw nuts
有槽和凹槽头机器螺钉和机器螺母
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| 9. | Galvanized mild steel round head machine screw
镀锌圆头机器螺丝
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| 10. | Spiral groove machine screws taper shank tools such as milling units
机丝锥柄立铣刀等工具厂家。
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