37mm Outside Dia M12 Metric Screw Thread Round Tap Die M12x1.5 Pitch Hand Tool

Specifications:
Model:metric
Material:alloy steel
:silver
Die size:37mm
Thickness:15mm
Application:Copper, copper alloy, aluminum, Aluminum Alloy, iron, plastic,steel

How to use:
-When tapping, insert the head to tap the center line and the center line of drilling.
-Both uniform rotation and slightly to tap, after don't add .
-Each turn tap a reversal of about 45° to cut , so as to avoid blocking.
-If the increase in rotational force can not rotate or tap when tapping difficulty, or it will .

Package include:
1 x Round Die







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