Twister Rail Drill Bits - 1-1/16" Bridges & Structures (1) Graduated taper gage

(1) Graduated taper gage

Less durable solutions cost maintenance-of-way crews significant and repeated repair time

allowing for rapid release while under load

Its high quality cam bearings are built to last for years to come

VersaDrive® ImpactaStep Cutters have a patented non-slip

Twister Rail Drill Bits - 1-1/16" Bridges & Structures (1) Graduated taper gageDescription This 1 1 16 hollow (annular) Twister drill bit makes it versatile for drilling rail in maintenance of way applications. It is built from hi speed steel with a titanium aluminum nitride coating, designed to maintain integrity and quality while drilling rail. According to testing by the AAR, these drill bits maintain a temperature around the drilled hole that is only 35 F higher than ambient temperatures. Thanks to the unique design and