Best Feeler Gauges in 2026

Easy identification- dual marked metric and imperial, 0.001inch to 0.04inch (0.03mm to 1mm), the numbers of size are etched into feeler gauge for easy identification

User Friendly- The edge of the feeler gauge is steel and polished. It's full of bright metal texture specially treated, smooth and doesn't hurt your hand

Foldable- Feeler gauges fold into a plated steel case with a thumbscrew, easy to carry, convenient to take and safe to store

Gauge measures clearances from.0015 to.035" (0.038 to.889mm)

Color: Black

Manufactured in United States

ACCESS: Angled ends for access

BLADE LENGTH: 4"

CONVENIENT: Includes both Inch and Metric measurements

【Durable for Use】Anti-rust 65 Manganese Steel, the stainless steel feeler gauge Constructed from hardened tempered steel with a lube oil coating to prevent pitting and corrosion.

【Wide Application】The feeler gauge is used to measure the gap size, Suitable for designers, engineers, mechanics to measure the thickness of Valves,tappet clearances, spark plugs gaps, bearing clearances, piston ring gaps and other hard to reach places.

【Metric Sizes (mm)】0.04, 0.05, 0.06, 0.08, 0.10, 0.13, 0.15, 0.18, 0.20, 0.23, 0.25, 0.25, 0.28, 0.30, 0.33, 0.35, 0.38, 0.40, 0.43, 0.45, 0.48, 0.50, 0.53, 0.55, 0.58, 0.60, 0.63, 0.65, 0.70, 0.75, 0.80, 0.88.

Practical: Use the ABN Universal SAE and Metric Master Feeler Gauge 26-Piece Blade Tool for Measuring Gap Width / Thickness when you need to quickly and easily measure gap widths

Versatile: Use on anything from guitars to engines and everything in between; Metric and SAE standard sizes are included (millimeters and inches)

Durable: Constructed from hardened tempered steel with a lube oil coating to prevent pitting and corrosion; Each blade has sizes laser etched for easy identification; Blades are bound within a blade protector to prevent loss of individual blades; Tool contains a blade notch for easy blade removal

[VARIETY OF SIZES] Inch: 0.0008, 0.0012, 0.0015, 0.002, 0.0025, 0.0028, 0.0032, 0.0036, 0.004, 0.005, 0.006, 0.007, 0.008, 0.009, 0.010, 0.011, 0.012, 0.013, 0.015, 0.016, 0.018, 0.020, 0.022, 0.024, 0.025, 0.026, 0.028, 0.030, 0.032, 0.034, 0.036, 0.040" Metric: 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09, 0.10, 0.13, 0.15, 0.18, 0.20, 0.23, 0.25, 0.28, 0.30, 0.33, 0.38, 0.40, 0.45, 0.50, 0.55, 0.60, 0.63, 0.65, 0.70, 0.75, 0.80, 0.85, 0.90, 1.00mm

[MULTI-FUNCTIONAL] A master set that includes all the common sizes needed for jobs

Blade length 3.5"

Feeler gauge set: 2 pack feeler gauges, made of 65 manganese steel, the measuring feeler gauge has 32 blades thickness and 16 blades thickness; Foldable, easy and convenient to take and store

Easy identification: dual marked metric and imperial, 0.0015 inch/ 0.04 mm to 0.035 inch/ 0.88 mm, 0.0015 inch/ 0.04 mm to 0.02 inch/ 0.508 mm, the numbers of size are etched into feeler gauge for easy identification

Metric sizes (mm): the 32 blades feeler gauge owns 0.04, 0.05, 0.06, 0.08, 0.10, 0.13, 0.15, 0.18, 0.20, 0.23, 0.25, 0.25, 0.28, 0.30, 0.33, 0.35, 0.38, 0.40, 0.43, 0.45, 0.48, 0.50, 0.53, 0.55, 0.58, 0.60, 0.63, 0.65, 0.70, 0.75, 0.80, 0.88; The 16 blade feeler gauge owns 0.127, 0.152, 0.178, 0.203, 0.229, 0.254, 0.279, 0.305, 0.330, 0.356, 0.381, 0.406, 0.432, 0.457, 0.483, 0.508

Range: 0 to 22" (with included 6 extension rods 1", 2", 3", 4", 5", 6") Resolution: 0.0005"

Super high precision electronic indicator 0-1" Travel, Resolution: .0005" / .01mm / 1/128 inch

Indicator Gauge conforms to AGD standard and Federal Accuracy specifications

√ Measure Gaps: Use this ABN Feeler Gauge when you need to quickly and easily measure gap widths

√ Various Applications: Use on anything from guitars to engines and everything in between; Metric standard sizes.

√ Hardened tempered steel with a lube oil coating to prevent pitting and corrosion; Each blade has sizes laser etched for easy identification.

【EASY TO USE AND CONVENIENT】Made of high quality stainless steel, each measuring feeler gauge has 32 blades thickness; Foldable, easy and convenient to take and store. Easily measure gap widths with the ABN Valve Offset Feeler Gauge. It is great for use on guitars, engines, and so much more. Includes metric and inch sizes etched on each blade.

【BUILT TO LAST】Constructed from hardened tempered steel with a lube oil coating to prevent pitting and corrosion; Each blade has sizes laser etched for easy identification; Blades are bound within a blade protector to prevent loss of individual blades;

【EASY IDENTIFICATION】 dual marked metric and imperial, 0.0008 inch/ 0.02 mm to 0.040 inch/ 1 mm, the numbers of size are etched into feeler gauge for easy identification

SPECIFICATIONS: This set includes two types of feeler gauges. The straight gauge has 32 straight blades, and the offset gauge has 16 blades with an offset design that’s great for awkward areas. Each blade is marked with both metric and SAE sizing, and each set folds neatly into itself for easy transportation and storage. These gauges let you measure tappet clearances, spark plug gaps, bearing clearances, piston ring gaps and more.

STRAIGHT GAUGE SIZE: Inch - 0.0015, 0.002, 0.0025, 0.003, 0.004, 0.005, 0.006, 0.007, 0.008, 0.009, 0.010, 0.010, 0.011, 0.012, 0.013, 0.014, 0.015, 0.016, 0.017, 0.018, 0.019, 0.020, 0.021, 0.022, 0.023, 0.024, 0.025, 0.026, 0.028, 0.030, 0.032, 0.035 (Metric - 0.04, 0.05, 0.06, 0.08, 0.10, 0.13, 0.15, 0.18, 0.20, 0.23, 0.25, 0.25, 0.28, 0.30, 0.33, 0.35, 0.38, 0.40, 0.43, 0.45, 0.48, 0.50, 0.53, 0.55, 0.58, 0.60, 0.63, 0.65, 0.70, 0.75, 0.80, 0.88mm)

OFFSET GAUGE SIZE: Inch - 0.005, 0.006, 0.007, 0.008, 0.009, 0.010, 0.011, 0.012, 0.013, 0.014, 0.015, 0.016, 0.017, 0.018, 0.019, 0.020-Inch (Metric - 0.127, 0.152, 0.178, 0203, 0.229, 0.254, 0.279, 0.305, 0.330, 0.356, 0.381, 0.406, 0.432, 0.457, 0.483, 0.508mm)

Feeler gauge set: made of 65 manganese steel, each measuring feeler gauge has 26 blades thickness; Foldable feeler gauges, easy and convenient to take and store

Easy identification: dual marked metric and imperial, 0.0015/ 0.04 - 0.025/ 0.635 mm, the numbers of size are etched into feeler gauge for easy identification

Metric sizes (mm): 0.04 mm, 0.05 mm, 0.06 mm, 0.08 mm, 0.10 mm, 0.13 mm, 0.15 mm, 0.18 mm, 0.20 mm, 0.23 mm, 0.25 mm, 0.28 mm, 0.30 mm, 0.330 mm, 0.35 mm, 0.38 mm, 0.40 mm, 0.43 mm, 0.48 mm, 0.45 mm, 0.50 mm, 0.53 mm, 0.55 mm, 0.58 mm, 0.60 mm, 0.63 mm

Measures: stainless steel tool set measuring from 0.0015 Inch to 0.035 Inch (0.04mm to 0.88 mm), a feeler gauge set portable to use with clear numbers on it

Practical: Made of stainless steel, each measuring feeler gauge has 32 blades of thickness, a trigger pull gauge, easy and convenient to take and stock

Multi-role: Marked Metric /Imperial reading, for measuring gap width/thickness imperial /metric sizes, practical tools in the designers, engineers, machinist tool box

PRECISE MEASUREMENTS: The Performance Tool W80525 17-Blade Mini Feeler Gauge allows you to easily measure gaps and clearances with its 17 1 1/2" by 1/4" straight blades in SAE sizes ranging from .010" to .035".

DURABLE MATERIALS: Made with high-quality steel, this mini feeler gauge is built to last, resisting rust and corrosion even with frequent use.

EASY TO USE: The compact size and convenient design of this mini feeler gauge make it easy to carry and use in a variety of settings, including automotive, industrial, and DIY projects.

1.☂【Precise measurement】: It adopts carbon steel for mechanical structure and chrome plating on the surface, which can ensure the accuracy and stability for long-term use.

2.☂【Simple operation】: Measure the inner dimension with thickness, insert the diagonal ruler into the gap directly, and display the measurement results directly.

3.☂【Laser scale】: Marking with a laser marking machine, the scale is clear and delicate, not easy to wear, long-term use, the scale is still clear and discernable.

Rounded ends - no ragged edges make stock easier to work with

Made of the finest tempered steel

Each piece marked every 6" with thickness and in individual envelope

Range: 0 to 22" (with included 6 extension rods 1", 2", 3", 4", 5", 6") Resolution: 0.001"

Super high precision dial indicator - double the accuracy of most indicators

Indicator Gauge conforms to AGD standard and Federal Accuracy specifications

This offset feeler gauge has 16 blades and is printed with both inch and metric measurements, between .005 and .020 inches , or .127 and .508 mm.

The blades bend slightly on one end for easy measuring the width of gaps and more.

Length of each blade is approximately 3.75" including the bend.

Accurate Measurements - Our Tempered Steel Thickness Gage features a high-quality construction that provides accurate measurements every time. With a clear display, it's easy to get an accurate reading no matter what you're working on.

Easy to Use - Our gages have rounded ends which means no ragged edges, making them easier to handle and use. It is marked every 6" or 150mm with the thickness and 3/16" hole punched in the end for hanging.

Durable Construction - Starrett's Thickness Gage is built to last. It can handle even the most strenuous jobs. The durable construction will ensure years of use and the easy to read measurements make this tool perfect for anyone.

Welding Taper Gauge: 1-15mm (1/32 inch - 5/8 inch)

Made of stainless steel, durable and wear resistance, no worry about rusty and corrosion

Accurate figures and increments are etched into surface, clear mark line for easy and quick reading, will be not rub off

Feeler gauge set: Made of 65 manganese steel, each measuring feeler gauge has 32 blade thickness; weight is about 4.37 ounces; foldable feeler gauge for easy access

For easy identification: Metric and imperial dual markings, 0.0015"/0.04mm to 0.035"/0.88mm, size numbers are etched on the feeler gauge for easy identification

Metric Size (mm): 0.04, 0.05, 0.06, 0.08, 0.10, 0.13, 0.15, 0.18, 0.20, 0.23, 0.25, 0.25, 0.28, 0.30, 0.33, 0.35, 0.38, 0.40, 0.43, 0.55,0, 0.43, 0.55 Metric 0.53, 0.55, 0.58, 0.60, 0.63, 0.65, 0.70, 0.75, 0.80, 0.88

CONVENIENCE: Measure the exact clearance between two parts

DURABILITY: Stainless-steel blades provide protection against corrosion

FLEXIBILITY: Blade range: 0.015” - 0.035” (0.038mm - 0.889mm)

CONVENIENT TO MEASURE: Taper welding gauge is made of stainless steel, small size and light weight which is easy to carry. Simply structure, convenient to measure. You can place the gauge on a hole and read the measured value.

PRECISE RULER SCALE: Accurate figures and increments are etched into surface, easy to read

DIFFERENT GAUGES: There are several different gauges in one set that can meet your different need.

【Practical Set】The radius gauge set includes 5 different shapes and measuring range: R0.3-1.5/ R1-6.5/ R7-14.5/ R15-25/ R26-80, 1pc feeler gauge and a storage box. Wide measuring range, enough quantity, high hardness and precision, good toughness, smooth surface can fully meet your measuring needs.

【Premium Quality】 Tanstic radius gauges are made of high quality stainless steel, durable, hard, strong and rust-resistant. Smooth polished surface and anti-rust oil can perfectly prevent rust and corrosion, which ensures a long service time and to be your helpful measuring assistant.

【Multiple function】Each radius gauge has 2 kinds of blades so that it can check both convex and concave surfaces. The convex pattern for the concave surface arc, and the concave template is used to detect the convex surface arc.

You Are Provided: the package contains 2 silver stainless steel feeler gauge, each has 25 blades thickness, foldable and portable, easy to pick and place, the quantity is enough for your daily use and replacement

Wide Measuring Range: our feeler gauge tool adopts metric and imperial double marks for easy identification, the metric size (mm) is: 0.038, 0.178, 0.203, 0.229, 0.254, 0.279, 0.305, 0.330, 0.356, 0.381, 0.406, 0.432, 0.457, 0.483, 0.508, 0.533, 0.635, 0.686, 0.762, 1.02, while the imperial size (inch) is: 0.0015, 0.007, 0.008, 0.009, 0.010, 0.011, 0.012, 0.013, 0.014, 0.015, 0.016, 0.017, 0.018, 0.019, 0.020, 0.021, 0.025, 0.027, 0.030, 0.040

Sturdy and Reliable: the blade of the dual marked metric and imperial measuring tool is made of 65 manganese steel, while the outer shell adopts stainless steel, not easy to break or deform, besides, the stainless steel feeler gauge has rust resistant oil to avoid rust, and the dimension numbers are clearly etched on the feeler gauge, easy to read and identify

Metric and SAE:Metric - 8, 10, & 12mm (Green), 4, 5, 6mm (Yellow), 2 & 3mm (Red).SAE - 0.3150 to 0.4720" (Green), 0.1575 to 0.2382" (Yellow), 0.0787 to 0.1181" (Red)

Brake pad scale plastic, light, color, no paint, no deformation, more wear-resistant than metal paint.

Color coded brake pad gauge to identify thickness level ranges for brake lining inspection

Made of high-quality materials, feel comfortable and easy to use

Clear scale, easy to watch the reading

Can quickly detect the thickness of the brake pads

🚗【Package Includes】 This package has 10pcs in total, you’ll receive a cylinder compression tester kit including 1pc 300psi dual units gauge, 1pc straight rubber cone adapter, 1pc curved rubber cone adapter, 4pcs brass adapters, 1pc 14 inch extension hose. Coming with 1pc feeler gauge measuring tool and 1pc spark plug tester. A complete automotive engine cylinder compression tester kit can meet your needs to check and repair your engine.

🚗【Cylinder Compression Tester Kit】: This kit allows you to monitor the health of your engine and check the condition of your engine' s cylinders from our pressure gauge. The compression gauge is easy to read with the dual scale dial and quick coupling release valve. The flexible extension hose allows you to easily access spark plug ports. This kit is perfect for all types of petrol engines such as cars, trucks, motorcycles, marine, and small engines.

🚗【Accurate Pressure Gauge】: This pressure gauge with 0 - 300psi and 0 - 20 kg/cm square dual units is easy to read. First, disassemble the fuel pump and fuel injection fuse, disconnect the main wire of the coil and spark plug wire, and remove the spark plug; then manually start the threaded end of the compression gauge in a spark plug hole; finally, turn on the ignition, depress the accelerator, and turn the engine for four revolutions to obtain accurate data.