Top 9 Thread Checker NPT – Tap & Die Sets

As an Amazon Associate I earn from qualifying purchases.

1. Thread Checker


Nut and Bolt Thread Checker Complete SAE/Inch and Metric Set Packs

Thread Checker #ad - Thread sizes are permanently stamped on each gauge. 23 of the most common saE and 21 of the most common metric sizes, see description. Each included size has a nut and bolt checker on the same gauge.
BrandThread Checker #ad
ManufacturerThread Checker #ad
Part NumberSWTC-M21

2. Thread Checker


Nut & Bolt Thread Checker Inch & Metric, Original Version SWTC-26

Thread Checker #ad - The individual gauges rotate Freely On The Wire Cable For Fast Thread Verification. Inch gauges are clear zinc Plated, Metric Gauges Are Black Oxide. Each size has a nut and bolt checker on the same Gauge. Thread sizes are permanently Stamped Onto Each Gauge Inch In Red, Metric In White. 26 male/female gauges - 14 Inch & 12 Metric.
BrandThread Checker #ad
ManufacturerThread Checker #ad
Height1 inches
Length6 inches
Weight0.31 Pounds
Width4 inches
Part NumberNA

3. S&W Manufacturing Co., Inc.


Nut & Bolt Thread Checker Wall Mounted White

S&W Manufacturing Co., Inc. #ad - Pre-drilled for easy mounting top and bottom. Conveniently assembled onto a wire loop, it is especially well suited for distinguishing between similar inch and metric Threads. Each size has a nut and bolt checker on the same gauge. Mounted on heavy-duty, 1/2" Sintra PVC foam board. The thread checker is an accurate and easy-to-use thread verifier for both nuts and bolts. Bolt and nut thread checker, bolt length and screw size checker in both metric and standard sizes. Overall size: 3"W x 37"L.
BrandS&W Manufacturing Co., Inc. #ad
ManufacturerS&W Manufacturing Co., Inc. #ad
Height39 Inches
Length0.5 Inches
Weight0.5 Pounds
Width3 Inches
Part NumberSWTC-WM1

4. Thread Checker


Thread Checker Nut and Bolt Checker 23 Inch Sizes and 21 Metric Sizes Bundle with a Lumintrail Keychain Light

Thread Checker #ad - Bundle includes swtc-s21 inch thread checker, SWTC-M21 Metric Thread Checker, and a Lumintrail Keychain Light. Each thread checker as a nut and bolt checker on the same gauge.

Includes 21 metric sizes part number swtc-m21: m3x05, m12x1. 25, m12x1. 75, m14x2. 0, m12x1. 5, m10x1. 25, m4x07, m16x2. 0, m14x1. 5, m8x1. 0, m6x1. 0, m24x2. 0, m7x1. 0, m20x2. 5, m16x1. 5, m5x08, m20x1. 5, m10x1. 5, m8x1. 25, m10x1. 0, m24x3. 0 Thread sizes stamped on each gauge for easy identification. Includes 23 inch sizes part number swtc-s21: 6-32, 1-8, 7/16-14, 7/16-20, 1/4-20, 10-24, 5/8-18, 5/16-24, 6-40, 3/4-16, 3/8-24, 8-32, 3/8-16, 1/4-28, 9/16-12, 9/16-18, 10-32, 1/2-13, 3/4-10, 1/2-20, 5/16-18, 5/8-11, 1-12.
BrandThread Checker #ad
ManufacturerThread Checker #ad
Part NumberSWTC-M21+SWTC-S21

5. Stalye


14 Inch & 12 Metric for Quickly Checking Nuts and Bolts Inch or Metric and Verifying The Size, Stalye Nut & Bolt Thread Checker, 26 MaleFemale Gauges

Stalye #ad - Nut & bolt thread checker these thread gauges includes 26 male/female gauges - 14 inch & 12 metric. Thread sizes are permanently carved on each gauge with distinct mark, which makes the mark easy for you to tell.

High quality material these nut & bolt thread checkers are made of strong material. Inch gauges are clear zinc plated, metric gauges are black oxide. Black oxide for metric sizeincludes 12 metric sizes part numbers: m4x07, m7x1. 0, m6x1. 0, m10x1. 25, m12x1. 5, m10x1. 5, m8x1. 0, m5x08, m10x1. 0, m8x1. 25, m12x1. 25, m12x1. 75. Efficiency improvingbig time saver no more bent over the container looking for a nut/bolt to finish your project,especially the nut or bolt that cannot be removed,Each size has a nut and bolt checker on the same gauge, Excellent item for the mechanic Every workshop should have one.

Zinc plated for inch size includes 14 inch size part numbers: 6-32, 5/16-18, 3/8-24, 8-32, 7/16-14, 3/8-16, 5/16-24, 1/2-13, 1/4-20, 1/4-28, 7/16-20, 10-24, 10-32, 1/2-20.
BrandStalye #ad
ManufacturerStalye #ad
Part Number724725290798

6. S&W Manufacturing


Nut & Bolt Thread Checker Metric

S&W Manufacturing #ad - Wire cable with loop for convenient hanging. Metric gauges are black oxide. Thread sizes are permanently stamped on each gauge. Each included size has a nut and bolt checker on the same gauge. Accurate and easy-to-use thread verifier for both nuts and bolts.
BrandS&W Manufacturing #ad
ManufacturerS&W #ad
Height1.38 Inches
Length36.38 Inches
Weight0.75 Pounds
Width1.06 Inches
Part NumberSWTC-M21

7. Boltsize-It


Blue, Boltsize-It Gauge

Boltsize-It #ad - Resists water, alcohol, oil and grease. Quickly and easily size bolts, screws, nuts and twist drills. Made of hard plastic. Features ruler marked with inches and millimeters. Gauge metric hex nuts and washers by holding under metric holes.
BrandBoltsize-It #ad
ManufacturerBoltsize-It #ad
Height0.5 Inches
Length6 Inches
Weight0.1 Pounds
Width3 Inches

8. Marine Bolt Supply


Marine Bolt Supply Nut, Length & Thread Pitch Green, Bolt & Screw Gauge Standard & Metric Coarse & Fine Diameter

Marine Bolt Supply #ad - This gauge has 'MarineBoltSupply' printed on the back. Top quality nut, lengths & screw gauge; for use With Standard or Metric, Bolt & Fine Diameters, coarse & Thread Pitches. Package dimensions: 8. 75 inch l x 3. 25 inch W x 025 inch H. Package weight of the Product: 2. 36 ounces.
BrandMarine Bolt Supply #ad
ManufacturerCMC Industrial Supply #ad
Height0.25 Inches
Length8.75 Inches
Width3.25 Inches
Part Number1-NBG

9. Drill America


1/2" and 3/4", POU Series, Drill America, POUCSNPT5 5 Piece NPT Pipe Tap Set 1/8", 3/8", 1/4", Plastic Pouch Case

Drill America #ad - Round shank with square end. Straight flute tools allow chips to collect in the Flutes as they cut and are well suited for most applications in shallow cuts.

Carbon steel pipe taps are designed to clean and or re-thread damaged or Jam Pipe threads. Npt pipe taps, 3/8"-18 npt, 1/2"-14 npt, sizes 1/4"-18 npt, 3/4"-14 nPT carbon steel Pipe taps in plastic pouch case. Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications. Right-hand cut tools have a cutting action that engages when they are run in a clockwise direction.
BrandDrill America #ad
ManufacturerDrill America #ad
Part NumberPOUCSNPT5