Check out DIN 465 M6x8 Slotted Knurled Thumb Screw 3D model on CGTrader for $2. High-quality Polygon mesh mesh by VSJP1000: 7500 polys, 3700 vertices.
STL (Stereolithography, filesize: 5.78 MB), OBJ (OBJ, filesize: 10.1 MB), 3MF (3D Manufacturing File, filesize: 1.36 MB), IGE (IGES, filesize: 1.11 MB), DAE (Collada, filesize: 1.44 MB), STP (STEP, filesize: 530 KB), OTHER (Other, filesize: 1.06 MB)