Mitutoyo Tubular Inside Micrometer
Extension Rod Type, 2 - 20"
 
This is an extension pipe type inside micrometer that offers you the following benefits:
- Interchangeable extensions in a hollow pipe design
- Carbide measuring faces
Features:
- Wide range of ID measurements by combining extension rods (pipes) and anvils with the micrometer head.
- Carbide-tipped measuring faces are available. (series 137)
- The 139 and 140 series use highly-durable/ large-diameter extension pipes.
- Series 137 supplid in fitted plastic case except 1550mm/60in come in wooden case.
- Series 139 supplied in fitted wooden case except 500mm/20in come in plastic case.
- Series 140 supplied in fitted wooden case.
Specifications:
| Range | 2 - 20 inch | 
| Extension rods | 6 (0.5, 1, 2 (2 pcs.), 4, 8") | 
| Mass | 460 g | 
| Accuracy | ±(3+n+L/50) µm* ±[0.00015+0.00005n+0.00005 (R/2)]" * n = Number of rod, L = Maximum measuring length (mm) | 
| Graduation | 0.01 mm | 
| Measuring spindle | Spindle pitch 0,5 mm | 
| Measuring span | 13 mm or 0.5" | 
| Extension | ø12,5 mm | 
| Delivered | Including box, key | 
| Digital/Analog | Analog | 
| Inch-Metric | Inch | 
| Functions | With hardened measuring surface | 
           Tubular Inside Micrometer, Extension Rod Type
       
 
             
                         
                            
 
                 
                 
                 
                