Widely Used: The 150mm hole saw is suitable for use on plasterboard, steel, aluminum, non-ferrous metals, copper, brass, wood, plastic, and PVC. It is compatible with table drills, electromagnetic drills, and other power tools. Build Quality: Heat-treated and blackened for oil and rust resistance, high hardness, toughness, and long-lasting durability. Size: 150mm hole diameter is ideal for drilling precise holes in wood or plastic, suitable for projects such as cornhole boards and other household applications. Easy to Use: Features a non-binding design for clean, smooth cutting. The built-in spring automatically ejects the cut disc after drilling is complete for quick removal. Customer Satisfaction: We aim to ensure complete satisfaction with your purchase. For any questions or concerns, please reach out for assistance. Note: Please review the product title and specifications carefully to confirm size and compatibility before use. Thank you for choosing this product.