Identibolt

- Measures common Imperial SAE and Metric thread sizes, from #6 to ½" & 4mm to 14mm.

- Each size is accompanied by a male thread (for nuts and washers), and a female thread (for bolts and screws).

- Inch and centimeter rulers on the bolt identifier's edge help to quickly identify the length of your bolt, screw, nut, washer, or will to live.

- Masterfully machined from 6061 aluminum with a beautiful hard anodized finish