Starrett 156M Screw Pitch Gauge – Thread Measuring Metric Gage Tool with Locking Device, 0.25-2.5 Threads Per Millimeter, 28 Leaves
- SCREW GAUGE MEASUREMENT TOOL: The Starrett Screw Pitch Gauge is among the most valuable tools in any mechanic's toolbox. It’s used to quickly determine the pitch of various sized screw threads.
- 28 LEAVES: It features 28 folding leaves that are housed in a durable steel case Each leaf is clearly marked for measuring and matching up to different sized thread pitches.
- LOCKING POSITIONS: There’s a positive stop locking device at both ends, so helicopter leaves can be securely locked in position for ease of use.
- GAGES INTERNAL and EXTERNAL THREADS: This model screw pitch gauge is specially designed with narrow leaves that allow you to check both the internal and external threads of nuts and bolts.
- METRIC MEASUREMENT RANGE: The Starrett 156M Screw Pitch Gauge offers a metric measuring range of 0.25 – 2.50mm TPI..