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Left: travelling steady. Right: instead of a traditional 3-point fixed steady the Pittler was provided with a special boring collar identical to that used for decades on ornamental-turning lathes. This had a ring of pre-formed, tapered holes carried on a disc that could be rotated into position. Its use was as a steady, when boring into the end of a job, and had to be provided with the lathe when new to ensure absolute accuracy of alignment.
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