The Ovee Screw Thread Comparator is an antique scale/weight tool designed for accurately measuring and comparing screw threads. This vintage device allows users to easily determine the size and pitch of various screw threads, making it a useful tool for both hobbyists and professionals in the field of woodworking, metalworking, and other crafts. With its scale and weight functions, this comparator provides a convenient and precise way to work with screw threads of different sizes and shapes.
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