This single torque wrench is all you need for 1/4" and 3/8" wrenches. 22mm: Tightening torque 39.9 N・m, 17mm: Tightening torque 17.2 N・m. Set torque (N・m): 17.2 (small) / 39.9 (large). Width across flats (mm): 17 (small) / 22 (large).
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