The Best Thread Gauges of 2023

Price for 3

316L ASTM F-138

Quickly and easily size bolts, screws, nuts and twist drills

Features ruler marked with inches and millimeters

Gauge metric hex nuts and washers by holding under metric holes

Resists water, alcohol, oil and grease

Made of hard plastic

Save a trip to the hardware store.

Heavy duty USA mold keeps bolts and nuts in place.

A must have for anyone who uses fasteners.

Quickly check thread sizes.

Each size has a nut and bolt checker on the same gauge. 26 male/female gauges - 14 inch & 12 metric.

Thread sizes are permanently stamped onto each gauge (inch in red, metric in white)

Inch gauges are clear zinc plated, metric gauges are black oxide.

The individual gauges rotate freely on the wire cable for fast thread verification

Wire cable with loop for convenient hanging

★【What You Get】: In this thread pitch gauge kit, it include 51Pcs America SAE type, 52pcs metric and Inch type, 3pcs metric & america SAE type & British Whitworth, they are well packed in a plastic box, easy for carry and store.

★【High Quality】: All the thread pitch gauge are made of stainless steel, heat processed with chrome finish, high strength, good resilience, elegant appearance. Surface polished smooth, applying anti-rust oil to prevent rust.

★【Measuring Range】: 51pcs America SAE type measuring range is 4-84; 58pcs Metric & America SAE Type & British Whitworth Metric is 0.25-6.0mm, Imperial is 4G-62G US: 8, 10, 11, 14, 19, 28.

★【Easy to use】: Designed with a hole on each end, use screw for easy adjust and disassemble, from where you press the tooth gauge, you can easily rotate the thread blades, numbers are stamped clear for read.

★【Wide Application】: They measure accurately and have almost no errors. Typically used to check the mold & machine & mechanical thread size determination is correct; Accurately measures internal and external screw threads with thread blades of varied size; Center Gauge use to grind and position thread cutting tool on a lathe.

1. Accurately measures tire tread depth gauge tool, Calibrated from 0 to 1 inch in 1/32 inch

2. Color coded tire tread depth gauge tool clearly indicates the tire different phase by colors

3. Tire tread depth gauge of Red range on bar: 0-3/32; Yellow Range on bar: 3/32 - 6/32; 5. Green Range on bar: 6/32-32/32

4. Comes with a pocket clip, easy to carry a tire tread depth gauge tool

5. Tire tread depth gauge tool reads in 32nds Suitable for trucks, motorcycles, automobiles and any passenger vehicle

It is 55 Degree & 60 Degree Thread / Screw Pitch Gauge gage with lock up device. Typically used to check the thread size determination is correct

Specification: Metric & Imperial & US; Metric: 6.0, 5.5, 5.0, 4.5, 4.0, 3.5, 3.0, 2.5, 2.0, 1.75, 1.5, 1.25.1.0, 0.9, 0.8, 0.75, 0.7, 0.6, 0.5, 0.45, 0.4, 0.35, 0.3, 0.25

Imperial: 4G, 4 1/2G, 5G, 6G, 7G, 8G, 9G, 10G, 11G, 12G, 13G, 14G, 16G, 18G, 19G, 20G, 22G, 24G, 25G, 26G, 28G, 30G, 32G, 36G, 40G, 48G, 60G, 62G; US: 8, 10, 11, 14, 19, 28

It is useful to check the tool angle when cutting threads on a metal lathe; Check the angle on the thread cutting tool on the V-groove of the gauge

All the blade was made by stainless steel, with wire drawing on the surface, not easy to rust. Ensure the accuracy of measurement

Quickly and accurately determine the screws size

Recommends the drill bit or tap size needed for the screw

Standard & Metric

Constructed of thick hard plastic for lasting durability. The color of the gauge may vary depending on stock

Smooth easy to clean surface that resists oil and grease

Measures diameter, thread pitch & length of nuts, bolts & screws

Measures fractional bolts from size #4 to 1" up to 7" long

Measures metric bolts & screws from size 3mm to 22mm

Made of very durable 1/4" thick hard plastic

1/4" thick x 8-3/4" Long x 3-3/8 Wide Color: Red

Material: the screw gauge tool set is made of stainless steel and processed with chrome finish, it combines high strength with good resilience and elegant appearance; It won't get rusted easily and owns long lasting durability

Package content: the screw gauge tool set contains 3 x screw pitch gauge and 3 x center gauge

Thread pitch gauge function: can be applied to measure the pitch of the thread

Center gauge function: apply to grind and position thread cutting tool on a lathe

Advantage: accurately measures internal and external screw threads with thread blades of varied size, they worked well to measure both screws and figure out what type of replacements