CTA, 76mm, Cap-Type Oil Filter Wrench, 15 Flute, Black The CTA 76mm Cap-Type Oil Filter Wrench (CTA-A264) is a precision-stamped tool designed for removing aftermarket and OE spin-on filters and filter housings. Its 76mm diameter and 15 flutes provide a secure grip, while the 3/8 square drive ensures compatibility with standard ratchets and extensions. This wrench offers a durable and reliable solution for servicing a wide range of vehicles.