The KTOOL 1-3/8 Inch Heavy Duty Wrench KTI-42044WT is a single item combination wrench designed for use in SAE measurement systems. Manufactured by Ktool in Taiwan, this 12-point drive type wrench is durable and reliable for various mechanical tasks. With a size of 1-3/8 inches, this heavy-duty wrench is perfect for professionals and DIY enthusiasts looking for a high-quality tool to add to their collection. Additionally, it is important to note that this product does not come with a warranty.