Description
1/2″ Drive SAE Adjustable Click-Type Fixed Ratchet Torque Wrench (500–2,500 in-lb)
Features
• Certificate of Calibration: A Certificate of Calibration is packed with every QD Series Torque Instrument. Actual certification readings and individual instrument serial number are included. Each torque instrument, as calibrated at the factory, is certified to meet the accuracy specified in ANSI B107.14M-1994 and was calibrated on a torque standard traceable to the National Institute of Standards Technology (NIST)
• U.S. Patent 4,934,220 applies to all QD Series Ratchet Head Models. U.S. Patent 6,125,722 applies to 1/4″, 3/8″ and 1/2″ drive Ratchet Head Models only
• Positive Stop: Instrument can not be accidentally disassembled if wound down past scale
• Accurate to ±4% clockwise and ±6% counterclockwise from 20–100% of full scale
• Snap-on® high-strength sealed ratchet head; sealed ratchet heads keep out dirt and moisture while being virtually maintenance-free
• Each torque instrument, as calibrated at the factory, is certified to meet the accuracy specified in ASME® and was calibrated on a torque standard traceable to the National Institute of Standards Technology (NIST®)
• Minimal-friction “Hour Glass” cam: unique cam design minimizes friction due to reduced contact area between the cam and internal tube wall
• Easy-to-read laser etched scale
Specifications
| US Patent | (#4,934,220 and #6,125,722) |
| Country of Origin | USA |
| Storage Case | PBQD3 |
| Head Style | Fixed Ratchet |
| Gear Teeth | 80 |
| Head Depth, inches | 3/4 |
| Length, inches | 19-1/8 |
| Range, maximum | 2,500 in-lb |
| Increments | 10 in-lb |
| Head Width, inches | 1-5/8 |
| Swing Arc | 4.5° |
| Range, minimum | 500 in-lb |
| Ratchet Service Kit | RKRS80A |
| Square Drive, inches | 1/2 |
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