Phillips-No-1pt-Titanium-Coated-Screwdriver-Bits-25mm-Card-of-2-Witte-Werkzeug-26793-p-Witte-screwdriver-bits-are-made-to-very-exacting-standards-to-ensure-maximum-transmission-of-torque-to-the-screw-by-a-special-hardening-process-&-an-exact-fit-of-the-bit-to-Phillips-screws-p-p-In-addition-there-is-a-special-recessed-neck-called-the-Flex-Zone-which-absorbs-shock-loads-thus-giving-increased-durability-There-is-also-a-special-coating-of-titanium-nitride-which-increases-the-wear-resi