Trak-Star Twister Bits™ - 1 1/4" Diameter #15240

Trak-Star Twister Bits™ are the standard tooling for drilling all types of rail. They are available in two different styles: Black coated M42 HSS and Carbide Tipped. Twister Black Bits are resharpenable, made in the USA and feature a Titanium Aluminum Nitride coating for extended tool life when cutting rail (up to 400 BHN). Carbide Twister Bits feature brazed in carbide tips and offer up to 2-1/2 times the tool life in both standard and extremely hard rail when used with the RB35. ​ The unique annular (hollow) design and thicker cutter wall offers extended tool life and extra durability. Twister Bits feature the quarter --turn style mounting for quick and easy installation with no tools required. When used with a Trak-Star Rail Drill, installation is simple; insert the bit into the arbor, and give it a turn. Trak-Star Twister Bits™ are the standard tooling for drilling all types of rail. They are available in two different styles: Black coated M42 HSS and Carbide Tipped. Twister Black Bits are resharpenable, made in the USA and feature a Titanium Aluminum Nitride coating for extended tool life when cutting rail (up to 400 BHN). Carbide Twister Bits feature brazed in carbide tips and offer up to 2-1/2 times the tool life in both standard and extremely hard rail when used with the RB35. ​

The unique annular (hollow) design and thicker cutter wall offers extended tool life and extra durability. Twister Bits feature the quarter --turn style mounting for quick and easy installation with no tools required. When used with a Trak-Star Rail Drill, installation is simple; insert the bit into the arbor, and give it a turn.