Insize Stainless Steel Box End Head Open Size 13 to 21 mm For Wrench

The Insize Stainless Steel Box End Head For Wrench IST-2W200A & IST-2W340A refers to a specific type of box end head attachment designed for use with wrenches manufactured by Insize. Here's more detailed information: Brand and Model: Insize is the brand, and "IST-2W200A" and "IST-2W340A" are the model numbers assigned to the wrenches that these box end heads are compatible with. Stainless Steel Box End Head: A stainless steel box end head is a type of attachment that provides a box-like enclosure around the fastener, offering better grip and reducing the risk of slipping compared to an open-end design. Stainless steel construction ensures durability and resistance to corrosion, making it suitable for various environments. Compatibility: The Insize stainless steel box end heads are specifically designed to be compatible with the IST-2W200A and IST-2W340A wrench models. These wrenches likely have a square drive that allows for interchangeable heads or attachments.