Klein Tools 602-6-INS 6-Inch Insulated Keystone-Tip - Heavy-Duty Round-Shank Screwdriver The product is easy to use and easy to handle The product is highly durable This product is made of high quality material Overall length: 10-15/16-Inch, shank length: 6-Inch, shank width: 5/16-Inch Tips are precision ground to fit screw openings securely and resist slippage Patented Tip-Ident quickly identifies the type of screwdriver and tip orientation Individually tested to exceed standards Klein offers a lifetime warranty on material defects and workmanship for the normal life of the product.