Spiral Point Tap, Thread Size M16x1, Metric Fine, Overall Length 100.00 mm, High Speed Steel, Bright (Uncoated), Right Hand, Thread Length 18.00 mm, Thread Limit 6HX, Class of Fit H3, Number of Flutes 4
Threaded Ring Gauge, Long Form Calibration Certificate No, Dimension Type Inch, Gauge Type No-Go (Minus), Pitch Diameter 1/4 in, Thread Class 2A, Thread Size 1/4 In.-20, Thread Type UNC, Finish Uncoated, Gauge Design Solid, Included Certification Certificate of Inspection, Standards ANSI B1.2