Neiko 03421A Two Way Auto-Adjustable Oil Filter Wrench | 3-Jaw Design | 3/8" Square Drive Socket | Includes 1/2" Adaptor AN EASIER WAY TO REMOVE OIL FILTERS: Adjustable oil filter wrench with patented 3-jaw design UNIVERSAL DESIGN: Universal filter wrench works on most passenger and SUV oil filters ranging in size from 2-1/2 to 4 EASY TO USE: Can be used with any 3/8" or 1/2" drive ratchet or breaker bar or 13/16" wrench LOW-PROFILE DESIGN: Compact with a low profile, this wrench fits in tight in low clearance areas ADAPTER INCLUDED: Includes a 3/8 to  inch conversion socket