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Pro 100 1/2", N·m/lbf·ft, 'Industrial' Mushroom Ratchet

The Professional torque wrench has been re-engineered to be even more accurate, durable and easy to use.

The square drive features a finger grip on the top ('mushroom' head) that assists with running down the nut until resistance is met.

Supplied with a 1/2" to 3/8" square drive adaptor. 

Part number: 15003
EAN Bar Code: 5060207564274
NATO number: -
Accuracy: ±3%
Operates between:
20.00 - 100.00 N·m (1.00 Increment)
15.00 - 75.00 lbf·ft (1.00 Increment)

  • Factory calibrated to ±3% and our new mechanism ensures that the accuracy is retained for longer.
  • Ergonomic new handle with a high proportion of soft-feel, high grip material.
  • Handle material and lens resist all chemicals in common automotive, industrial and aviation use.
  • Secure push/pull locking mechanism is quick and intuitive to use and prevents accidental adjustment.
  • Large scale window and long scale length for great visibility and accurate setting.
  • Unique on a torque wrench, the TimeStrip® gives a visual indication that the wrench is due for re-calibration.
  • Supplied with a Calibration Certificate, which meets the requirements of ISO 6789-2:2017

  • Length: 387 mm
  • Square Size: 1/2" (3/8" adaptor included)
  • Weight: 0.94 Kg
  • Ratchet Teeth: 72
  • Ratchet Type: Industrial 'Mushroom' head
  • Ratchet Diameter: 45 mm
  • Packed Length: 505 mm
  • Packed Weight: 1.44 Kg


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Norbar has devised easy-to-use online calculators that support the correct application of torque in three key areas:

  1. Unit conversion to assist international measurement definitions.
  2. Torque extension for setting correct values
  3. Torque tension to identify precise levels of torque to be applied for individual applications.

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NORBAR TORQUE TOOLS LTD. Wildmere Road, Banbury, Oxfordshire, OX16 3JU, United Kingdom
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