CENTURY DRILL & TOOL 12-40 TPI Fractional Pitch Gauge is a durable and easy-to-use tool for measuring the pitch of fractional threads per inch. It is made of strong steel and has a range of 12 to 40 TPI. This pitch gauge is available in standard and metric options.

• 12-40 TPI Fractional Pitch Gauge
• steel
• Range of 12 to 40 TPI
• Measures the pitch of fractional threads per inch