- The Starrett 449, 449M Series Micrometer Depth Gage with Non-Rotating Blade includes a .045" thick x 1/8" wide (1.2 x 3.2mm) blade that can be turned with the fingers and positioned at any angle relative to the base.
- In operation, the blade does not turn, but moves perpendicularly only, permitting depth measurement of narrow shoulders without the blade rolling off.
- This is also ideal for slots and recesses as narrow as .045" (1.2mm).
Starrett - Depth Micrometers - w/ Non-rotating Blade - 449 Series
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