- Double-sided guide features a Tap Drill Depth Chart, decimal conversions from 1/64" to 63/64" and a ruler graduated in 64ths
- Front side has a machine screw size tap drill chart for recommended 75% depth thread
- Features a convenient 6 inch ruler for any additional measuring
- The Tap Drill Reference Table works with National Fine, National Course, American Standard Pipe and Metric threads
DIMENSIONS0.1 x 1.2 x 7 inches
- Prop 65
⚠ WARNING: This product can expose you to chemicals including Nickel (metallic), which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.