V-Drill Guide Standard For Drill Size 3/8 Thru 1/2

It's like a portable drill press for precision alignment!

V-groove along the bottom of the guide allows for perpendicular alignment with all drill sizes on round parts and corners.

Large Standard V-DrillGuide standard for drill bit sizes: 3/8" to 1/2"
3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/62" and 1/2"