大家在查： army commander HFE grosso commodore jackassery 桑普森嫰 ·布鲁姆 illustrated cut KathleenWohlgemuth

丝螺纹

丝螺纹

丝螺纹

丝螺纹

1

This theoretical agreement leads with the user to the acceptance that thread taps can be used in rigid tool holder without problems.

理论上同意，操作者可以在致密刀柄上使用攻丝螺纹。

2

Cross recessed pan head drilling screws with tapping screw thread

带攻丝螺纹的十字凹槽平头自攻螺钉

3

Sheet spring nuts with tappping screw thread

带攻丝螺纹的薄弹簧螺母

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