The double-sided guide features a Tap Drill Depth Chart, decimal conversions from 1/64' to 63/64' and a ruler graduated in 64ths
A must have for any toolmaker, machinist or mechanic
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

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 1.8 inch
Height : 0.1 inch
Length : 7.6 inch

Item Weight: 1.92 ounce (View shipping rates and policies)
Shipping Weight: 0.8 ounce (View shipping rates and policies)

ASIN : B000LDN0RQ