Thread Checker, 42 Nut and Bolt Thread Checker, Bolt Size and Thread Gauge, 19 Standard & 15 Metric & 8 Drill Bit Gauge, Bolt and Nut Identifier Gauge with Inch and Centimeter Ruler (Black)
WIDE-RANGING SIZE DETECTION: Our Nut and Bolt Thread Checker instantly identifies 34 distinct sizes, encompassing Metric thread sizes from M4 x 0.7 to M15 x 2.0, and Imperial threads from #6 - 32 Coarse to 3/4 - 16 Fine.
DRILL GAUGES: The bottom of this thread checker has 8 different hole sizes for drill measurement (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 1/4inch, 1/2inch) which help you quickly and accurately determine the screws size, recommends the drill bit or tap size needed for the screw.
MASTERFUL CRAFTSMANSHIP: Crafted from CNC-machined anodized aluminum alloy and SUS304 stainless steel ensuring maximum thread strength and ultimate precision to adhere to the Go & No-Go Class 2B ANSI Standard gauge.
CONVENIENT DESIGN: Built-in ruler with 6 inches and 15 centimeters on both sides, helps you quickly identify different lengths of bolt, screw, nut and washer. Its reserved hanging holes facilitate effortless storage and accessibility in your workspace or toolbox.
CLEAR LASER MARKINGS: Features protective anodized finish and laser-etched markings for quick, clear and accurate identification of thread sizes. Even elderly people can clearly see the scale, which will never fade.