The Engineer PH-04 pliers are 150mm long, have curved tips, and are designed for a range of precision work such as cutting, gripping, twisting, and bending. They are constructed from hardened stainless steel and feature an ergonomic handle design that helps reduce user fatigue. The tips are designed to provide a secure grip on all types of materials, while the contoured handle reduces slippage and provides better control over the pliers. The PH-04 pliers are suitable for various applications such as electronics, hobbies, and jewelry making.