Slip joint pliers are versatile hand tools used for gripping, twisting, and turning various objects. They feature adjustable jaws that can be set to different widths, allowing them to grasp items of various sizes. The design includes a pivot point that enables the user to change the jaw opening easily. These pliers are commonly used in plumbing, electrical work, and general repairs. Their ability to handle both small and large fasteners makes them a popular choice among mechanics and DIY enthusiasts. Slip joint pliers are often made of durable materials like steel, ensuring longevity and reliability in various tasks.