Brand: Hammond Item: Rack mounting screw Includes: Black nylon washer Replacement: No Material: Carbon steel Quantity per Pack: 50 Finish: Black oxide Screw Size: M6 Head Type: #2 Robertson/#2 Phillips quadrex truss Hammond rack mounting screw, M6, #2 Robertson/#2 Phillips quadrex truss head, carbon steel, black oxide finish. Package of 50. Black nylon washer included.