Dorsey/Standard SSG series Model snap gages come in 1-in. increments from 0 to 1 in. to 23 to 24 in. (0 to 610 mm, metric). Sensitive anvils on the gages come with 0.060-in. gaging travel, and measuring pressure easily adjusts.
Interchangeable blade anvils are also available in 0.040, 0.060, 0.080, 0.100, or 0.125-in. widths, as are special contact configurations to check features such as pitch and major diameter.
Dorsey Metrology International