Twister Rail Drill Bits - 7/8" Cut-off Wheels Non-insulated aligning tool for head

Non-insulated aligning tool for head of rail

Our products are designed for precision and durability

Two layers of steel wire braids for strength and durability

there is no more efficient railway heating device than FireSnake®

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Twister Rail Drill Bits - 7/8" Cut-off Wheels Non-insulated aligning tool for headDescription 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.