Packed in a rugged plastic storage case. Assortment contains: (42) 3/32 x 1-3/16 (30) 5/64 x 1-5/16 (25) 7/64 x 1-5/8 (25) 5/64 x 1-9/16 (20) 9/64 x 1-3/4 (8) 5/32 x 2-15/16