Precision silicone plastic molding requires no electrical input. Fine craftsmanship, high precision, and good wear resistance. An essential versatile tool during power outages. Durable Construction The hand drill is entirely made of cast steel and stainless steel, making it resistant to rust, wear, and corrosion—durable and long-lasting. Rotary Start Handle The gear handle controls the rotation speed and drilling position, offering easier control than an electric drill and safer operation. Suitable for wood, bamboo, thin and soft metals, copper, aluminum, plastic, PVC, acrylic, fiberglass, printed circuit boards; not suitable for hard materials such as metal, ceramic tiles, masonry, concrete, etc. Incredibly useful—you can become a master at manually drilling cork, bamboo, tin, copper, aluminum, plastic, PVC, and even fiberglass! The precision plastic silicone molding requires no electrical power input. Fine craftsmanship, high accuracy, and excellent wear resistance. This is an essential, versatile tool during power outages. Durable Construction: The hand drill is entirely made of die-cast steel and stainless steel, making it resistant to rust, wear, and corrosion—ensuring long-lasting durability and strength. Rotary Start Handle: The gear handle controls the rotation speed and drilling position, offering easier control than an electric drill and providing a safer user experience. Suitable for wood, bamboo, thin and soft metals, copper, aluminum, plastic, PVC, acrylic, fiberglass, and printed circuit boards. Not suitable for hard materials such as metal, ceramic tiles, masonry, concrete, etc. Incredibly Useful: You can become a master at manually drilling cork, bamboo, tin, copper, aluminum, plastic, PVC, and even fiberglass!