Messschieber {m}; Schieblehre {f}; Schublehre {f} - vernier calliper [Br.]/caliper [Am.]; vernier; calliper [Br.]/caliper [Am.] rule; calliper [Br.]/caliper [Am.] square
Messschieber {pl}; Schieblehren {pl}; Schublehren {pl} - vernier callipers/calipers; verniers; calliper/caliper rules; calliper/caliper squares