High torque requirements of truck filters and used with 1/2" square drive tools3" wide bands for added strength and increased grip areaRemoves truck oil filters from 4-1/8" to 4-21/32" (105 to 118 mm) in diameterFits ford 6.9-L diesel oil and fuel filters and most mack truck filters
K-D Tools KD 2320 Heavy-Duty Oil Filter Wrench
Tightening & loosening of screws, nuts, removing truck oil filters