type：61200018/61200019
Platform：
Reverse clamping drill M1.6
Reverse clamping drill M1.8
We can customize it privately, if you have any needs, please contact us!
Select a reverse spiral drill bit, pass it through the positioner, and drill a small hole in the broken screw. Set the rotation speed to 500-800 rpm and drill slowly: lift the drill bit slightly after drilling 0.5 mm, repeat this operation, and stop drilling when the hole depth reaches 2 mm.
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