SPI Drill Gage, Made in USA, 1-1/6 – 1/2″ Fractional Sizes, 29 Holes

Fractional:

• 29 measuring holes for determining twist drill sizes from 1/16″ to 1/2″ in 1/64″ increments. Shows drill sizes in inches and decimal equivalents.

Features:

• Made of heavy gage steel, machined and ground to close tolerances
• Holes sizes and decimal equivalents steel stamped

Specifications:

Minimum Hole Size (Inch) 1/16 Maximum Hole Size (Inch) 1/2 Number of Holes 29