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Intro: When a Phillips Is Not a Phillips! Cross-head, Cross-Point, Cruciform, Square Drive Screws and Drivers These screw types have a + shaped recess on the head and are driven by a cross-head screwdriver, designed originally ... Step 1: Early Screws.
screwdriver. 1  a hand tool for turning a screw, consisting of a handle attached to a long, narrow shank, usually of metal, which tapers and flattens out to a tip that fits into the slotted head of a screw. 2  a mixed drink made with vodka and orange juice.