Small Parts 0610APF188B 18-8 Stainless Steel Sheet Metal Screw, Black Oxide Finish, 82 degrees Flat Head, Phillips Drive, Type A, #6-18 Thread Size, 5/8" Length (Pack of 100)
Type A point has a conical tip and spaced threads that are suitable for forming threads in holes drilled in thin metals between 0.015" and 0.050" thick and resin impregnated plywood
18-8 stainless steel provides good corrosion resistance and strength, and the black oxide finish offers mild corrosion resistance and lubricity
Flat head has an 82-degree cone shape for use in countersunk holes and a flat top that fits flush with the mated surface
Phillips drive has an x-shaped slot that accepts a Phillips driver and is designed to prevent over-tightening