Irwin Unibit 12018 GAUGE SCREW PITCH 18 SAE (EA)
Irwin Hanson High Carbon Steel SAE Standard Thread Pitch Gauge 1 pc
Irwin Thread Pitch Gauges Features thread pitch gauge measures the number of threads per inch. Metric thread pitch gauge measures the distance between threads in millimeters.
Quality construction for long life and accurate readings
18 Leaf standard gauge
Made durable material