SOLD BARE Electronic variable speed control, Suitable for drilling, milling, grinding, polishing, engraving, cutting and many other tasks, Collet chuck, Supplied with carrying case, 2M (approx.) cable and approved plug. SOLD BARE Electronic variable speed control, Suitable for drilling, milling, grinding, polishing, engraving, cutting and many other tasks, Collet chuck, Supplied with carrying case, 2M (approx.) cable and approved plug.