Portable Drill Guide for 17 standard drill sizes: (1/8" to 3/8" in 1/64" increments) 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. 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