BORMANN Pro BHT4090 Ποτηροτρύπανο Bi-Metal Ξύλου/Σιδήρου/Πλαστικού Φ22mm

Designed for long life and high cutting efficiency. Always use the recommended operating speed, increase the speed slowly until a small cut is observed. When drilling in metals (except cast iron) always use cutting oil. Regularly remove the grout when cutting. The center drill should be approximately 3-4 mm above the saw teeth but not more than the thickness of the workpiece / Make
sure that the hole saw is always perpendicular to the surface of the workpiece.
Suitable for cutting metal, wood and plastic.