This is a Large Metal Steel Drill Bit Index Set

Includes Fractional, Number, and Letter drill bit sizes for comprehensive applications

Designed for a wide range of drilling applications

Features 3/8 inch reduced shanks for larger fractional bits

Contains 60 wire gauge bits, individually numbered from 1 through 60

Comprises 29 fractional bits, ranging from 1/16 inch to 1/2 inch in 1/64 inch increments

Includes 26 lettered bits, covering the full range from A through Z

Comes with a durable metal index case for organized storage

Constructed for quality and durability

Engineered for easy and effective operation to achieve desired outcomes

strength and suitability for various tasks