40 piece set tap die set small shelf tap die set hand tapping tool 40PC metric

Product Overview

Description

 

 

How to use :
-When tapping, insert the head to tap the center line and the center line of drilling.
-Both uniform rotation and slightly pressure to tap, after don't add pressure.
-Each turn tap a reversal of about 45 to cut chip, so as to avoid blocking.
-If the increase in rotational force can not rotate or tap when tapping difficulty, or it will break.
Package includes: 17x Hand Tap ;17x Round Die;1 T-tap hinge;1 die hinge;1 tap hinge;1 screwdriver;1 teeth gauge