 
        SPI - 3.5 to 4mm, 16mm Gage Depth, Mechanical Inside Hole Micrometer - 0.001mm Graduation, 0.002mm Accuracy, Ratchet Stop Thimble
Item #: 85199404
Brand: SPI
Exact Tooling IR#: 04
Features and Benefits
 Ratchet stop thimbles offer audible feedback and constant measuring pressure on the spindle while measuring. They cause micro-shocks and requires two hands to make a measurement. 
| Product Specifications | |
|---|---|
| Type | Hole | 
| Minimum Measurement (mm) | 3.50 | 
| Maximum Measurement (mm) | 4.00 | 
| Graduation (mm) | 0.0010 | 
| Thimble Type | Ratchet Stop | 
| Accuracy (mm) | 0.0020 | 
| Gage Depth (mm) | 16.00 | 
| Number of Contact Points | 3 | 
| Number of Extension Rods | 0 | 
| Number of Setting Rings Included | 0 | 
| Setting Ring Diameter (mm) | 4.00 | 
| Digital Counter | No | 
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