#2-56 Threaded Inserts - 70 Pieces Rx-2-56X4 Brass Heat Set Insert for Plastic P
PRACTICAL THREAD INSERT SET: The ruthex threaded inserts set are lead free and RX-2-56x4 consists of 70 insert nuts with #2-56 internal thread and a length of 4.0 mm. The threaded sleeves can be inserted by ultrasonic and heat embedding.