Product material selection: 45 carbon steel material, high hardness and long service time. Arc Design: The pliers head is designed with an arc, which is used for nailing and adding force. Plastic-dipped handle: The handle is treated with plastic-dipped matte, which is smooth to hold and does not slip. Rivet connection: The pliers are connected by rivets, which are not easy to loosen and last for a long time. Clamp head + wide: clamp head + wide handle, strong clamping.