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Armstrong-Whitworth’s Openshaw works in 1913, and see another lathe manufactured there. This one was made specifically for turning and boring gun barrels.The bed was over 96 feet long, and the boring bar was nearly 81 ft long. 100 HP motor. There are two leadscrews and two layshafts, each 100 FEET LONG, each forged in one piece

Machinist Life
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