Tag Archives: live center

Lathe: Tailstock

  1. The tailstock supports long work that would otherwise sag or flex too much to allow for accurate machining. Without a tailstock, long pieces cannot be turned straight and will invariably have a taper. Some tailstocks can be intentionally misaligned to accurately cut a taper if needed. The tailstock has a centering device pressed into a shallow, specially ed hole in the end of the work piece.
  2. The center can be either “live” or “dead.” Live centers have a bearing, allowing the center to rotate along with the work piece. Dead centers do not rotate and must be lubricated to prevent overheating due to with the work piece. Instead of a center, a drill can be mounted in the tailstock.
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