Internal plier’s capacity 3-1/16" to 6-1/4" (78mm to 159mm) snap rings. External plier’s capacity 3-1/2" to 6-1/2" (89mm to 165mm) snap rings.
OTC 7069 HEAVY DUTY SPRING BRAKE TOOL
OTC 202817 Heavy Duty Metric Dies Set for 7402 Universal Outside Thread Chaser
OTC 4561 Heavy Duty Oil Filter Pliers, 3-3/4"-7"