What hole size for m12 bolt?

For an M12 bolt, the recommended hole size for clearance is typically around 12.5 mm to 13 mm, depending on the application and tolerances required. This allows for a small amount of play to accommodate misalignment and facilitate assembly. If you're tapping a hole for an M12 bolt, the ideal tap drill size is usually around 10.2 mm. Always refer to specific engineering standards or guidelines for precise applications.