S&W Thread Checker - SWTC-M21

The Thread Checker is an accurate and easy-to-use thread verifier for both nuts and bolts. Conveniently assembled onto a wire loop, it is especially well suited for distinguishing between similar inch and metric threads.

Features:

• Each size has a nut and bolt checker on the same gauge
• Thread sizes are permanently stamped onto each gauge
• Inch gauges are clear zinc plated, metric gauges are black oxide
• Wire cable with loop for convenient hanging.

Set No. SWTC-M21
M3x0.5, M4x0.7, M5x0.8, M6x1.0, M7x1.0, M8x1.0, M8x1.25, M10x1.0, M10x1.25, M10x1.5, M12x1.25, M12x1.5, M12x1.75, M14x1.5, M14x2.0, M16x1.5, M16x2.0, M20x1.5, M20x2.5, M24x2.0, M24x3.0

See all S&W Thread Checker Sets