Rennie Tools 6-teiliges Kombination HSS Bohrer und Wasserhahn Set M3 M4 M5 M6 M8 & M10
15,49 €
Tap screws are designed with spiral flutes so the chip clearing process is better. These tap drill bits are best used on a machine to do the tapping, generally becuase it is more accurate because human error is eliminated.
Jetzt bei Ebay: