S.U.R.&R. THREAD GAUGE 1/2-20 UNF

Features and Benefits:

• (1/2" - 20 UNF) - Makes Measuring Fittings Simple, Accurate and Fast
• Universal Applications - Measure On or Off the Vehicle
• Each Fitting Includes Male and Female Threads
• 16 Thread Sizes (Metric and Imperial)
• Etched Part Number and Size Information