The cutters feature the quarter turn style mounting for quick and easy
installation with no tools required.
When used with a new Trak-Star Rail Drill, installation is simple; insert the bit into the arbor, and give it a turn. Twister Bits can also be used with your current Trak-Star model or similar rail drill system with a 3/4" arbor bore. The shank of the bit features a flat that easily adapts to the setscrew style mounting, offering a secure
installation, and allowing
Trak-Star cutting technology to be used in multiple systems.
The unique annular (hollow design allows Twister Bits to cut up to 4x faster than spade and twist drills, because they are precision ground and made of premium high speed steel.
Twister Gold Bits feature a Titanium Nitride coating for long tool life in most rail change out applications.