It's like having a portable drill press anywhere! Straight perpendicular alignment wherever you go. Drill Straight Every Time!

• 17 drill sizes, from 1/8" to 3/8", in 1/64" increments
• Use on flat surfaces, round parts, and corners
• Special nickel alloyed steel heat treated for durability
• Non-plated material with light oil coating to prevent rust
• Alignment marks on guide to line up on center

Portable Drill Guide for 17 standard drill sizes: (1/8 to 3/8in 1/64 increments). The Standard V-DrillGuide - (1/8-3/8") has 17 holes (1/64" increments): 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4, 17/64, 9/32, 19/64, 5/16, 21/64, 11/32, 23/64, 3/8". Covers all the drill sizes in a standard 3/8 drill index except drill sizes smaller than 1/8. Heat treated for durability like drill bushings.