nut drivern.
/ˈnʌt ˌdrʌɪvə/, U.S. /ˈnət ˌdraɪvər/ Originally and chiefly U.S.
A tool designed for tightening or loosening nuts (nut n.1 17), resembling a screwdriver but having a suitably shaped socket rather than a blunt end.
ΘΚΠ
society > occupation and work > equipment > screwdrivers, wrenches, spanners > [noun] > spanner or wrench > other spanners or wrenches
tap wrench1815
doghook1847
stock1862
stud box1867
socket wrench1905
Allen key1910
wheel brace1920
tongs1922
nut driver1939
spud wrench1939
torque wrench1948
nut runner1958
Mole1959
skate key1962
1939 L. De Vries Ger.–Eng. Sci. Dict. 293/1 Pfaff, rivet stamp, nut driver.
1942 Gen. Tool Company (Portland, Oregon) Catal. No. 42. 64/1 (heading) XceLite Nut Drivers... Has extra deep socket, deep enough to handle two nuts at once.
1976 National Observer (U.S.) 1 May 14/1 (advt.) Patented ball shaped head..gives you over twice the turning power of conventional screwdrivers or nutdrivers.
1995 Chem. in Brit. Dec. 940/4 The Rheotool is a slotted nut driver that fits around tubing and has an angled head.
This is a new entry (OED Third Edition, March 2004; most recently modified version published online March 2022).
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n.1939