Nm Ratchets | McMaster-Carr

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System of Measurement

Square Drive Size

Unit of Measure

Torque

0 in·lbf to 30 in·lbf

0 in·lbf to 15 in·lbf

0 in·lbf to 75 in·lbf

0 in·lbf to 80 in·lbf

0 in·lbf to 150 in·lbf

0 in·lbf to 300 in·lbf

0 ft·lbf to 50 ft·lbf

0 in·lbf to 800 in·lbf

0 ft·lbf to 150 ft·lbf

0 ft·lbf to 175 ft·lbf

0 ft·lbf to 250 ft·lbf

0 ft·lbf to 350 ft·lbf

0 ft·lbf to 600 ft·lbf

0 ft·lbf to 1,000 ft·lbf

0.2 ft·lbf to 4.4 ft·lbf

2.6 in·lbf to 53.1 in·lbf

0.4 ft·lbf to 8.9 ft·lbf

5.3 in·lbf to 106.2 in·lbf

Head Style

Maximum Torque

Less than 1,000 ft·lbf

1,000 ft·lbf to 1,999 ft·lbf

Less than 100 N-m

100 N-m to 249 N-m

250 N-m to 499 N-m

500 N-m to 999 N-m

1,000 N-m or greater

Ratcheting

Overall Length

Drive Size

Wrench Style

Certificate Type

Calibration Certificate Traceable to NIST

Calibration Certificate with Test Data

Calibration Certificate with Test Data Traceable to DIN

Calibration Certificate with Test Data Traceable to NIST

Calibration Certificate with Test Data Traceable to UKAS

Torque-Limiting Direction

Clockwise and Counterclockwise

Torque Adjustability

Drive Style

External Square

Grip Material

Display Type

Horizontal Scale

Graduations

Torque Setting

Torque-Limiting Mechanism

Indicator Light

Torque Wrench Type

Torque Limiting

Torque Measuring

Power Source

REACH

RoHS

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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172 Products

Torque Wrenches

Adjustable Torque Wrenches

Adjustable Torque Wrenches

Set your desired torque within the range

Quick-Release Adjustable Torque Wrenches

Quick-Release Adjustable Torque Wrenches

Instead of pulling off the socket, just push a button

Torque-Measuring Wrenches

Torque-Measuring Wrenches

Digital display shows applied torque and alerts you when desired torque is reached

Dial Torque-Measuring Wrenches

Dial Torque-Measuring Wrenches

Two pointers rotate to show applied torque and maximum torque reached

Data-Recording Torque-and-Angle Measuring Wrenches

Data-Recording Torque-and-Angle Measuring Wrenches

Our most advanced torque wrenches record and display torque and angle measurements

High-Accuracy Torque-Measuring Wrenches

High-Accuracy Torque-Measuring Wrenches

Digital display shows applied torque with ±1% accuracy and alerts you when desired torque is reached

Nonsparking Torque Wrenches

Nonsparking Torque Wrenches

Use in areas with flammable and combustible vapors

Flex-Head Adjustable Torque Wrenches

Flex-Head Adjustable Torque Wrenches

The head pivots to access fasteners in tight spots

Click Factory-Set Torque Wrenches

Click Factory-Set Torque Wrenches

Apply the same torque every time without setup

Slip-Release Factory-Set Torque Wrenches

Slip-Release Factory-Set Torque Wrenches

Automatically disengage when the set torque is reached to prevent overtightening

Horizontal-Scale Torque-Measuring Wrenches

Horizontal-Scale Torque-Measuring Wrenches

The pointer moves along the scale to show applied torque

T-Handle Slip-Release Factory-Set Torque Wrenches

T-Handle Slip-Release Factory-Set Torque Wrenches

Turn from above and automatically disengage to prevent overtightening

Sealed-Head Adjustable Torque Wrenches

Sealed-Head Adjustable Torque Wrenches

A gasket keeps lubrication in and contaminants out to extend tool life

Changeable-Head Torque Wrenches

Changeable-Head Torque Wrenches

Swap square-drive, open-end, box, and hex-key heads

Sealed-Head Quick-Release Adjustable Torque Wrenches

Sealed-Head Quick-Release Adjustable Torque Wrenches

Swap sockets with the push of a button while a gasket keeps lubrication in and contaminants out

Cordless Torque Wrenches

Cordless Torque Wrenches

No cords or hoses to tie you down, automatically tighten to your desired torque in tight spaces

Torque Wrenches for CNC Retention Knobs

Torque Wrenches for CNC Retention Knobs

Prevent damage to CNC spindles and tool holders when installing knobs

Other Products

Socket Adapters

Socket Adapters

Make your socket more versatile, from converting the drive to limiting torque

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)