The Neilsen CT4377 Oil Filter Wrench with Strap is a single item hand tool designed for removing filters up to 120mm in size. This high-quality wrench features a 21mm size and a strap for easy handling, making it a practical and efficient tool for any garage or workshop. Manufactured in China, this product is the perfect addition to any collection of spanners and wrenches, offering a convenient solution for removing stubborn filters with ease.