. 2013 Jul 1;2013:396091. doi: 10.1155/2013/396091
Copyright © 2013 Tolga Topcuoglu et al.
This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 4.
Portable digital torque gauge and screwdrivers.