Metal head and Plastic head. Beat on things without damaging them. Designed for safely installing small parts, assembling furniture and working with delicate materials and sensitive finishes. It can be used for repairing watches, DIY handmade crafts, chocolate, tuning, jewelry, leather crafts, woodworking and more. Exquisite workmanship and beautiful in appearance, durable and sturdy. Provide perfect strike without scratching or damaging item's surface. Compact in size 170mm(length), portable and convenient to use. Suitable for family and professional use, it is very suitable for watchmakers, DIY lovers and maintenance workers.