Pull lock ring down and turn handle to adjust reading. Positive locking
device cannot be jarred into unlock position.
Ratchet head models are 24 tooth industrial grade ratchets with
"Positive Locking Socket" feature (except 600 and 1000 ft. lb.
Wrenches feature English scales primary and Newton Meter secondary. Other
scales available as listed on charts.
Micrometer "clicker" torque wrenches feature a distinct breaking
action when the set torque is reached. The breaking action and clicking noise
is greatest at the upper part of the scale.
Accuracy: This style of wrench meets or exceeds ANSI/ASME B
107.14M - 1994, +/- 4% right and +/- 6% left.