Perfect For Easy Torque Calibration -- Use with torque wrench for easy torque calibrations. Adapters measure 2 inch from the center of the square drive to the center of the adapter opening. Center-to-center length on adapter for easy torque calculations. 3/8“D x Bi Hex Profile, Length range: 65mm - 70mm -- 3/8” Drive, 10 pcs metric set includes 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm; 12-point box end allows for fine indexing, helping to improve speed and access. Fits 4, 6 and 12 point fasteners. No Damage -- Design features radius edges which will avoid scratch and other damage. Heavy Duty -- Box end wall thickness is specially engineered to provide strength while still allowing ample room for access to reach difficult fasteners. Long Service Life -- Larger sizes feature thicker construction for strength; Manufactured from fully polished chrome vanadium, precision-forged and heat treated for optimum strength and durability.
18MM 18mm CENTER BOX ADAPTER DRIVE END SET PCS PRECISION
