Nut Bolt Thread Gauge Checker M3 to M22 Metric and #4 to 3/4 Imperial Sizes Bolt
A must have for your toolbox and a great gift choice for enthusiasts or dads. Item Type: Nut Bolt Thread Gauge. 1 x Nut Bolt Thread Gauge. The clear, easy to read text, smoothly appearance, and lack of rough edges ensure handling without harm to your hands.