Description
Your one-stop-shop to verify BIG nuts and bolts. Easily distinguish between larger common inch and metric threads
Btw – Its HUGE!
– Measures common Imperial SAE and Metric thread sizes, from 9/16″ to 1″ & 16mm to 24mm.
– 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
Sizes are presented as male-stud and female-threaded-hole combination
– 16mm x 2.0
– 16mm x 1.5
– 18mm x 2.5
– 18mm x 1.5
– 20mm x 2.5
– 20mm x 1.5
– 22mm x 2.5
– 22mm x 1.5
– 24mm x 3.0
– 24mm x 2.0
Sizes are presented as male-stud and female-threaded-hole combination
– 9/16” – 12
– 9/16” – 18
– 5/8” – 11
– 5/8” – 18
– 3/4” – 10
– 3/4” – 16
– 7/8” – 9
– 7/8” – 14
– 1” – 8
– 1” – 12









