Description
Handy guide to quickly check your bolt width and length. Nut posts let you check the size on both coarse and fine thread. The rulers on both sides handle both Standard and Metric measurements. Also, has thread pitches on the back!
Features
- Quickly use to size bolts, nuts, drill bits, and thread pitch
- Durable Hard Plastic
- Two Ruler Sides Marked with Standard and Metric
- Nut Posts Handle Both UNC and UNF