For Your Most Accurate Measurements, You Need The Right Tool For The Job! Here's 30 Variations In Size, Along With Both Concave And Convex Shaped Tips. Measures From 1/32" To 1/4" (in 1/64" Increments). Folds To Appx. 2 3/4". Adjustable Tension Knobs On The Ends.

* Measures From 1/32" To 1/4"

* 30 Blades

* 15 Convex

* 15 Concave

* Precision Made For Accuracy