This is loosely based on the recent couple of pairs of v-blocks I made for a job at work. Those little holes in the backs are where I plan to press some 1/4 OD X 0.125 supermagnets into the jaw. More to come on this as it happens....
3DM (Rhinoceros 3D, filesize: 425 KB), DWG (AutoCAD, filesize: 34.7 KB)