- Display Type: Non-Digital
- Graduations: 0.001 in
- Series: 139
- Type: Extension Pipe Imperial
- Measuring Range: 4 to 68 in
- Accuracy: +/-(0.00012+0.00005n+(0.00004xR/2)) in
- Includes
- Item Features
(3) 16 in, 1 in, 2 in, 4 in, 8 in Extension Rods and Fitted Wooden Case
- Wide range of ID measurements by combining extension rods (pipes) and anvils with the micrometer head
- Uses highly durable/large diameter extension pipes