Set includes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2", 1-5/8", 1-3/4", 1-7/8", 2", 2-1/4" diameter sizes. Each bit is approx. 3-1/2" long. Larger bits from 1-1/8" to 2-1/8" are saw-toothed style. Made in Taiwan