Home Products Threading Tools Gauges Pitch Gauge Metric 0.50-1.75 Pitch NPT And BSP Pitch Gauge Metric 0.50-1.75 Pitch NPT And BSP (98402) Metric pitch gauge for measuring pitch for fractional threads per inch Range 0.50 – 1.75 pitch NPT and BSP Made from durable steel Find a Retailer Find on Amazon