Power Driver, Compatible Tool Type Drill Press, Power Drill, Compatible Insert Type Hex Drive Threaded Inserts, Knife Threaded Inserts, Solid Threaded Inserts, Compatible Internal Thread Size 1/4 In. -20, M6, Compatible External Thread Size Not Applicable, Material Steel, Overall Length 33/64 in, Product Type Drive Tool, Compatible with Manufacturer Model Number 801420-13, 801420-20, 901420-13, 901420-20, 901420-25, Features Install Slotted Inserts without Engaging the Internal Thread. This item has been restricted from sale in the following state (s): []