Sall Parts 1020ABTFB Steel Sheet etal Screw, Black Oxide Finish, 82... Steel is often used in applications where strength is the primary consideration, and the zinc plating resists corrosion and has a reflective appearance M6-1.00 x 10 Stainless Steel Phillips Pan Head Machine Screw DIN7985 A2 M6x10 (25 Pieces The Phillips drive has an x-shaped slot that accepts a Phillips driver and is designed to allow the driver to slip out of the head to help prevent over-tightening and damage to the thread or fastener. Small Parts 1412ABWB Steel Sheet Metal Screw, Black Oxide Finish, Hex Washer Head, Hex Drive, Type AB, 1/4"-14 Thread Size, 3/4" Length (Pack Of 50 What Does A Flat Head Screw Look Like at Molly Taveras blog The Type AB point has the conical tip of a Type A point with the finer spaced threads of a Type B point. The zinc plating offers corrosion resistance and has a reflective appearance. Sheet metal screws, a type of self-tapping screw, have threads down the entire length of the shank for tapping and fastening thin material. 0808ABPT - 8-18X1/2 Phill Full Contour Truss Self Tapping Screw Type AB Fully Thread Zinc & Bake Phillips drive has an x-shaped slot that accepts a Phillips driver and is designed to prevent over-tightening The flat head has an 82-degree cone shape for use in countersunk holes and a flat top that fits flush with the mated surface. The point style determines the type of material the screw can be used on, such as metal, wood, or plastic.