Maximum performance is achieved because the Tapcon Anchor, the Condrive Installation Tool, and the carbide-tipped Tapcon Drill Bits are designed to work as a system. Extended corrosion protection - Blue ClimasealTM. * It is essential to use the Condrive tool and the correct drill bit to assure consistent anchor performance. Works in all masonry base materialsFast and easy- 3 anchors per minute. * No hole spotting or inserts required. Slotted hex and philips flat head styles.