二重安全离合器装置能防止丝攻之折损。

Double safety unit prevents screw tap from wearing out.

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本产品可使用于铣刀，钻头，铰刀，丝攻及可夹任何直式的刀具及工具。

The product can be applied for end mills, drill bits, drill reamers, taps, and can clamp any straight cutters and tools.

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线条板底侧面清洁干净(不能有油污)，板上螺丝孔全部用丝攻攻牙一次。

The bottom side of the line plate shall be cleaned up (no oil stains), and all the screw holes on the plate shall be tapped with screw taps.

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