AMF Adjustable caliper face spanner for torque wrench

Design:Made of special steel, hardened and burnished, with with removable pin and receptacle for torque wrench.

Application:For two-holed nuts.

Note:The adjustment value for the torque wrench depends on the actual dimension. The relevant information and formulas for calculation can be found in your torque wrench owner's manual. Torque wrenches can be ordered separately.