Pot magnet with good clamping force and a centrally tapped screw hole make it perfect for a variety of projects.
21-15468 - Shallow Pot Magnet Heavy Duty 76mm M6
Heavy duty shallow pot magnet with three M6 fixing holes, high clamping force, and supplied with a removeable hook.
21-15470 - Shallow Pot Magnet Heavy Duty 100mm M6
21-15474 - Pot Magnet 12.7mm with M4 Thread
21-15476 - Pot Magnet 17.5mm with M6 Thread
MCM is a great company with a large selection of good quality products.