DescriptionThis is a drill bit made of classic high steel material, durable and powerful. It is designed to cut variety of materials like concrete, tiles brick, plastic, wood and metal, ect. Its surface hardened to penetrate tough abrasive materials. It fits into most power tools more easily and securely.Feature- Color: As shown - Material: high-speed steel - Size: 15.8 x 1 x 1cm - Length: 9.5mm - Classic high steel construction for proven capability and durability. - Designed to cut a variety of materials like concrete, tiles brick, plastic, wood and metal, ect. - Locating point head design for preventing slipping. Tapered drilling head for easy center positioning and reducing breaking when drilling. - 1/4 inch hex fits into most power tools more easily and securely - Surface hardened to penetrate tough abrasive materials