US$ 26.00
By using this custom reaction arm
2-3/16" tapered broach and 8-point deep length impact socket with 1" square drive
To AREMA plan #37 latest revision
making it suitable for major railway projects
(1) 1-9/16" conformal gage
Twister Rail Drill Bits - 15/16" Tools Welding By using this custom reactionDescription 15 16" titanium aluminum nitrate coated Twister annular (hollow) drill bits by Trak Star. Hi speed, premium steel. According to AAR field testing, they keep rail temperatures around the hole 35 degrees fahrenheit above outside temperatures, eliminating thermally activated embrittlement and stress cracks.