1/2" Drive 4-Lug 4WD Spindle Nut Socket Dana Axle or Dana 50IFS Removes spindle nuts on 4-wheel drive vehicles. Uniquely designed lugs for maximum strength. Designed for use with a 1/2 square drive tool. Works on Ford vehicles with ratcheting type lock nuts on front axle. Caution: Not intended for use on power tools. Works on Ford vehicles with ratcheting type lock nuts on front axle; Ford F250 heavy-duty axles, 1985 to current models; F350 heavy-duty axle 4 x 4, 1985 to current models; and 1987 Chevy 30 Series along with DANA 501FS and model 60 mono-beam axles. 3246D No -