Clamping Kit, T-Slot, Number of Pieces 12, Slot Size 5/8 in, For Use With CNC Machining Centers, Includes (2) Hex Keys;(4) Mitee-Bite T-Nuts;(6) Mitee-Bite Fixture Clamps, Material - Machining Steel, Application CNC Machining Centers, Drive Size 5/16 in, Features Fast Set-Up Action