The pincer grasp is the coordination of the index finger and thumb to hold an item. Each time you hold a pen or button your shirt, you’re using the pincer grasp.
Pincer grasp is a hand grasp that develops around the time a baby is 8-10 months old. This grasp corresponds to the time a baby is beginning to feed themselves finger foods. The pincer grasp is needed in order to grasp a small item, pinch it between the index and thumb and bring it to the mouth.