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In general, measurements are taken from examples in the collection of the editor, or from dated catalogs. If you can supply data for missing models, please help me out. Thank you.

Hargrave Brand

Hand Screws

Little is known at the moment about the models of this maker.

Model Number	Screw Diameter	Screw Length	Jaw Length	Jaw Size	per dozen
708			8
710
712			12	2 x 2 1/4

last revised and validated