"NO-SLIP" FILTER WRENCH FOR CUMMINS & DETROIT DIESEL RANGE 4-5/16" - 4-3/4" TOUGH STAINLESS STEEL BAND WITH PERMANENTLY BONDED TEXTURED COATING FOR SUPERIOR GRIPPING POWER.. WONT SLIP. "SWIVEL GRIP MAKES IT EASY TO TURN IN TIGHT SPOTS. HANDLE MADE OF TUBULAR STEEL FOR INCREASED STRENGTH.