0.5 - 10 oz.
Jacobs chuck with key.
Appears to be new.
VERY clean piece.
With directions and case.
The 651 mid-range torque watch gage series provides accurate measurement of low static torque. A 3/16 (0.200 max) inch chuck provides a simple means of coupling to the device under measurement.
FEATURES
• 2.5 gm-cm to 2.8 k gm-cm [0.05 in-oz to 40 in-oz] [0.5 N-mm to 265 N-mm ] capacity
• 2 % accuracy
• Dial indication
• Overload protection
The 651 Series utilizes a calibrated spring, shaft, and pointer assembly within a rugged steel and aluminum housing. The unit can measure torque in either a clockwise or counterclockwise direction. Internal stainless steel rotation stops help prevent damage from over-torque up to two times the normal range.