A2 stainless steel self-tapping countersink PZD screws for multipurpose applications in the home, workshop and garage. Includes assorted sizes: 3/8" x 4, 1/2" x 4, 3/4" x 4, 1/2" x 6, 5/8" x 6, 3/4" x 6, 1" x 6, 1-1/4" x 6, 1" x 8, 1-1/4" x 8, 1-1/2" x 8. Handy storage case with compartments.