https://cad.onshape.com/documents/893001cfdff4d1fd7ddaffe3/w/40c151a1e77c542a22a803cd/e/c6074752ee95

Just started learning onshape about 4 days ago. I am designing a box 100mm x 200mm x 50mm high x 4mm wall with cover. I made a box 50 mm high, 10 mm top 40 mm bottom of split. My magnets are 8 mm x 2 mm, actually 1.73 mm thick. I made two a planes 1mm above and below the split. Put 4ea 4.15 mm rad circles on both planes.…