China Rail Dog Screw Spikes for Rail Fastening, Find details about China Track Spike, Dog Nail from Rail Dog Screw Spikes for Rail Fastening
Product Introduction
SINCHOLD rail screw spike, also called sleeper screw, rail screw or lag bolt, is a medium or large metal screw used to fasten a rail base plate or rail. Such spikes are always fastened into holes bored into the tie sleeper, sometimes together with inserted plastic dowels, popularly used for rails with wooden sleepers.
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