firm-joint caliper
firm-joint caliper
[′fərm ‚jȯint ′kal·ə·pər] (design engineering)
An outside or inside caliper whose legs are jointed together at the top with a nut and which must be opened and closed by hand pressure.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.