The MTI 103-135 Friction Thimble by Field Tool Supply is a precision tool designed for accurate measurements in various applications. This thimble features a friction mechanism that allows for easy adjustments and secure locking. Constructed from high-quality materials, it ensures durability and reliability in demanding conditions. The thimble is compatible with a variety of measuring instruments, making it versatile for different tasks. Its compact and lightweight design enhances portability, making it a valuable addition to any toolkit.