The K-D Super-Duty Large Convertible Internal and External Snap Ring Pliers by KD Tools is a high-quality hand tool designed for automotive use. Made in the United States, this single item set is durable and reliable. With a manufacturer part number of 3151, these pliers offer easy conversion for both internal and external snap rings, making it a versatile addition to any mechanic's toolkit. Although it does not come with a warranty, this product is built to last and provide efficient and precise workmanship.