4-Wheel-Drive Spindle Nut Wrench. Four-lug wrench removes spindle nuts on 4-wheel drive vehicles. It features uniquely designed lugs for maximum strength. Use with 1/2" square drive tool. Will work on Ford vehicles with ratcheting type lock nuts on front axle. Application: 1981-1997 Ford F250-350, Bronco with Dana Axle, or Dana 50ifs or model 60 monobeam axle outer adjusting nut, 1982-1990 GM Heavy Duty 3/4 and 1 ton trucks.