Prime-Line 9002212 Machine Screws, Flat Head, Phillips Drive, 5/16 in-24 x 2 in, Grade 18-8 Stainless Steel, 10-Pack PIH6_Q2MGO47

The threads on sheet metal screws are designed to pull 2 materials tightly together. When attaching metal to wood, it is especially important to pre-drill a hole. Use a smaller drill size than screw when pre-drilling a hole.