• Preset type open spanner.
• Designed for narrow space use such as piping flare nut where socket cannot be applied.
• It requires the dedicated tool to change torque to prevent accidental torque change.
• Upon reaching the set torque, a clear "click" sound signals the tightening completion.
• Various kinds of width-across-flat and torque range available as standard model.
• SP2N-67N have resin handles, the others have knurled handles.
• '-MH version (knurled handles) is now available fro SP19N and SP38N series.
• Can be used in EU. Compliant with calibration procedure of ISO6789 Type II Class B.

Specifications:
1. Tolerance of the width is based on JIS B4650.
2. Nominal width without affix is for standard bolt.
One with F is for hi-tension bolt and one with FF is hi-tension small bolt.
3. When ordering, indicate head size repuired.
4. Not for inspection purposes.
5. For the wrench limit switch, Click here.
6. A torque wrench tester is necessary for torque setting.
Please specify required set torque when you order.
7. Customized wrench is available upon request.