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 7/16 In.-14 7/16 In.-20 M12 Compatible External Thread Size 5/8 In.-11 Material Steel Overall Length 21/32 in Product Type Drive Tool Compatible with Grainger Part Number 4ZE22 Compatible with Manufacturer Model Number 329-7 Features Install Slotted Inserts without Engaging the Internal Thread