Irwin 15 piece Black Oxide Drill Bit Set w/Case. 

High Speed  Steel!

Split Point minimizes walking

Durable rubber-sided case for added impact resistance

Sliding latch design provides added security

Contains 1/16" (2), 3/32" (2), 7/64" (2), 1/8" (2), 9/64", 5/32", 3/16", 7/32", 1/4", 5/16" and 3/8".