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The crank
knob is fastened exactly as for the Type 1 No.1 drill, with a thin
washer under the riveted stub axle. The brass ferrule may not be
original. The pad looks like rosewood. The pinion gear below has a hand-fitted look to it. I've asked Art to count the gear teeth ... |
The chuck has no markings, but it has the same form and size as the No.1 chuck patented on August 14, 1877. |