University of Leeds. Library · London : Fleetway House · leaf 233
HAND SCREW. Hand screws are a form of cramp, used by wood and metal workers. They consist essentially of two blocks, which are drawn together by the rotation of two long screws fitted with hand grips. Those favoured by woodworkers are usually made of hardwood throughout. An improved pattern is made… … framed building in course of HAND SCREW. A, B, jaws; erection, and they serve as a Ai, Bi, block ; C, D, hand screws cramp when glueing up joints. HANDSPIKE. This is a long bar of wood about 3 in. in diameter, tapering at one end, the other shaped in the form of a shoe and clothed with iron. Its…
Handicraft · Dwellings · Needlework
Internet Archive · University of Leeds Library · Public domain (published before 1931). Free to use for anything.
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