Product Details:

This CRL 15 Piece Drill Set comes in a hinged metal case. This set comes with seven jobber's length high speed steel drills in straight shank, 601 series, and eight drills with reduced sure grip knurled shanks, 714 series, for 1/4 inch (6.4 millimeter) chucks in the following sizes:

Additional Product Information:

601 Series Sizes: 1/16, 3/32, 1/8, 5/32, 3/16, 7/32, and 1/4 inch (1.6, 2.4, 3.2, 4.0, 4.8, 5.6 and 6.4 millimeter)
714 Series Sizes: 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32 and 1/2 inch (7.1, 7.9, 8.7, 9.5, 10.3, 11.1, 11.9 and 12.7 millimeter)