Wheeler Firearms Accurizing Torque Wrench with Inch/Pounds Measurement, Bits and Storage Case for Scope Mounting - $49.99 ACCURACY: +/- 2 in/lbs up to 40 in/lbs; 40 – 65 is +/- 5% EASE OF USE: Apply, repeatable, accurate torque settings to scope rings, guard screws, windage screws and base screws,