- Measures pitch diameter of screw threads. Graduation 0.001 inch
- Ratchet stop. Supplied with 60° setting standards (except 0-1 inch)
- Optional accessory: 55° setting standards (part no. 3281-Sp)
- Measuring tips (part no. 7381)
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Screw thread micrometer, 4-5″, graduation 0.001″.
,Screw thread micrometer, 4-5″, graduation 0.001″.









