Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 647
620 PIPE-CUTTING AND THREADING MACHINES. … and the pipe cut either over or under standard size, by makinjj the proper allowance atthe graduation. When the dies are set to the proper size, the pipe is inserted through theself-centring vise at the back, withthe end to be threaded against theback of the dies, and is clamped andbrought central…
Mechanical engineering
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