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    75 Products

    Changeable-Head Torque Wrenches

    Change heads to use these tools as an open-end, box, square drive, or hex-key wrench. The handle and head combination you choose may have different maximum torque values. Do not exceed the lower value. The handles come with a calibration certificate, which includes test measurements that confirm accuracy.
    You can tighten fasteners that require less torque than the values listed, but the accuracy ratings apply only within the specified range.
    Square Drive Heads
    Image of Product. Nonratcheting. Front orientation. Torque Wrenches. Changeable-Head Torque Wrenches, Square Drive, Nonratcheting.

    Nonratcheting

    Image of Product. Ratcheting. Front orientation. Torque Wrenches. Changeable-Head Torque Wrenches, Square Drive, Ratcheting.

    Ratcheting

    Image of Product. Front orientation. Wrench Repair Kits. Changeable-Head Torque Wrenches.

    Repair Kits

    Ratcheting—Ratcheting square drive heads allow you to turn fasteners in tight spaces without removing and repositioning the tool.
    Repair Kits—Include the components needed to replace a damaged ratcheting mechanism.
    Torque Wrenches
    Repair Kits
    Square Drive
    Size
    Max. Torque
    Color
    Each
    Each
    Nonratcheting
    1/4"250 in·lbfBlack0000000000000———0
    3/8"1,250 in·lbfBlack000000000000———0
    1/2"2,500 in·lbfBlack000000000000———0
     
    Ratcheting
    1/4"250 in·lbfBlack000000000000000000000000000
    3/8"1,250 in·lbfBlack000000000000000000000000000
    1/2"2,500 in·lbfBlack000000000000000000000000000
     
    Hex Key Heads
    Image of Product. Front orientation. Torque Wrenches. Changeable-Head Torque Wrenches, Hex Key.
    Drive
    Size
    Max.
    Torque
    Color
    Each
    Nonratcheting
    3/32"30 in·lbfBlack00000000000000
    5/32"135 in·lbfBlack0000000000000
    3/16"235 in·lbfBlack0000000000000
    1/4"450 in·lbfBlack0000000000000
    5/16"850 in·lbfBlack0000000000000
     
    Open End Heads
    Drive
    Size
    Max. Torque
    Opening
    Angle
    Color
    Each
    12-Point Sure-Grip Opening—Nonratcheting
    Image of Product. Front orientation. Torque Wrenches. Changeable-Head Torque Wrenches, Open End, 12-Point Sure-Grip Opening—Nonratcheting.
    5/16"150 in·lbf30°Black00000000000000
    7/16"250 in·lbf30°Black0000000000000
    1/2"300 in·lbf30°Black0000000000000
    9/16"350 in·lbf30°Black0000000000000
    5/8"400 in·lbf30°Black0000000000000
    3/4"600 in·lbf30°Black0000000000000
    7/8"800 in·lbf30°Black0000000000000
    15/16"900 in·lbf30°Black00000000000000
     
    Hex Opening—Nonratcheting
    Image of Product. Front orientation. Torque Wrenches. Changeable-Head Torque Wrenches, Open End, Hex Opening—Nonratcheting.
    1/4"100 in·lbf15°Black0000000000000
    5/16"150 in·lbf15°Black0000000000000
    3/8"200 in·lbf15°Black0000000000000
    7/16"300 in·lbf15°Black0000000000000
    1/2"350 in·lbf15°Black0000000000000
    9/16"400 in·lbf15°Black0000000000000
    5/8"600 in·lbf15°Black0000000000000
    11/16"800 in·lbf15°Black0000000000000
    3/4"1,000 in·lbf15°Black0000000000000
    13/16"1,250 in·lbf15°Black0000000000000
    7/8"1,500 in·lbf15°Black0000000000000
    15/16"1,750 in·lbf15°Black0000000000000
    1"2,000 in·lbf15°Black0000000000000
    1 1/16"2,250 in·lbf15°Black00000000000000
    1 1/8"2,500 in·lbf15°Black00000000000000
    1 1/4"3,000 in·lbf15°Black00000000000000
    8 mm141 in·lbf15°Black0000000000000
    10 mm194 in·lbf15°Black0000000000000
    11 mm300 in·lbf15°Black0000000000000
    12 mm345 in·lbf15°Black0000000000000
    13 mm345 in·lbf15°Black0000000000000
    14 mm398 in·lbf15°Black0000000000000
    15 mm592 in·lbf15°Black0000000000000
    16 mm592 in·lbf15°Black0000000000000
    17 mm796 in·lbf15°Black0000000000000
    18 mm796 in·lbf15°Black0000000000000
    19 mm1,000 in·lbf15°Black0000000000000
    22 mm1,495 in·lbf15°Black0000000000000
    24 mm1,743 in·lbf15°Black0000000000000
    27 mm2,248 in·lbf15°Black0000000000000
     
    Box Heads
    Image of Product. Front orientation. Torque Wrenches. Changeable-Head Torque Wrenches, Box.
    Drive
    Size
    Max. Torque
    Color
    Each
    12-Point Opening—Nonratcheting
    1/4"250 in·lbfBlack00000000000000
    5/16"350 in·lbfBlack0000000000000
    3/8"450 in·lbfBlack0000000000000
    7/16"650 in·lbfBlack0000000000000
    1/2"850 in·lbfBlack0000000000000
    9/16"1,050 in·lbfBlack0000000000000
    5/8"1,250 in·lbfBlack0000000000000
    11/16"1,450 in·lbfBlack0000000000000
    3/4"1,800 in·lbfBlack0000000000000
    7/8"2,400 in·lbfBlack0000000000000
    15/16"2,700 in·lbfBlack0000000000000
    1"3,000 in·lbfBlack0000000000000
    1 1/16"3,150 in·lbfBlack00000000000000
    1 1/4"3,600 in·lbfBlack00000000000000
    10 mm442 in·lbfBlack0000000000000
    11 mm646 in·lbfBlack0000000000000
    12 mm849 in·lbfBlack0000000000000
    13 mm849 in·lbfBlack0000000000000
    14 mm1,053 in·lbfBlack0000000000000
    15 mm1,247 in·lbfBlack0000000000000
    17 mm1,442 in·lbfBlack0000000000000
    19 mm1,796 in·lbfBlack0000000000000
    24 mm2,699 in·lbfBlack0000000000000
     
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