Ratcheting Box Wrench, Wrench Style Double Box End, Spline, Reversing Yes, SAE, Head Size 1/4 x 5/16 In. , Number of Points 12, Overall Length 4-1/2 In. , Finish Black Chrome, Wrench Material Chrome Vanadium Steel, Standard Tool (Accessory Needed for Tethering), Offset 0 Degrees , Flexible Head No, Min. Arc Swing 5 Degrees , Number of Geared Teeth 72, Standards ASME
Spline fasteners help tighten high strength bolts which are used in high torque load applications.
Spline helps reduce foreign object debris (FOD) by having a precise fit between the fastening tool and its fastener.
Black chrome finish is corrosion resistant and visually distinctive.
Ratcheting spline box end is countersunk for easy application to the fastener.
The fractional spline wrenches can be used on fractional 4, 6, 12 point and spline fasteners., Imported