Message: | Torque wrench is applied to Outer hexagon bolts and hexagon bolts are always used in bridge construction. So in bridge construction , torque wrenches is widely used. In Hanpu company , there are N-series and L-series electric torque wrenches.The biggest difference between two series is the shape of reaction force arm. N-series is Y-shape arm and L-series is L-shape arm. TN-21LP is a torque wrench with Y-shape reaction force arm. Its torque range is 900-2100N.M. Its No-load speed is 6rpm. Its weight is 6.6kg. url:http://www.oaktorquetool.com |