Twister Rail Drill Bits - 7/8" Cut-off Wheels Norton's 26" diameter by 7/32"

Norton's 26" diameter by 7/32" thick with 1-3/4" arbor hole

Our products are designed for precision and durability

there is no more efficient railway heating device than FireSnake®

It weighs in at just 13

Non-insulated aligning tool for head of rail

Twister Rail Drill Bits - 7/8" Cut-off Wheels Norton's 26" diameter by 7/32"Description 7 8" 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.