Tip - Gauge to determine Drill Bit Size

A quick way to find the right size drill bit.

[@chadsteele1]

Good tip.

[@raywhyte7916]

Thanks, this little gauge will speed up your projects, no drill collection should be without one.

[@carlosmellado7007]

good night, what is the formula to calculate the npt tap bit

[@haynillesen]

standard formula is outer diameter minus pitch

[@carlosmellado7007]

engineer thank you