Check out Digital Caliper 3D model on CGTrader for $16. High-quality mesh by ecati: 862 polys, 2069 vertices. Textured.
SKP (Sketchup, filesize: 694 KB), OBJ (OBJ, filesize: 232 KB), FBX (Autodesk FBX, filesize: 284 KB), 3DS (3D Studio, filesize: 193 KB), DAE (Collada, filesize: 212 KB)