Are you looking for the professional, yet drill bit? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? , ! Our professional drill bits must meet your needs. It is one of the for you. Fine workmanship and creative appearance ensure its popularity and practicality. Features - ColorGolden - Material: Hard alloy. - Size: 8.80X0.90X0.90cm/3.46X0.35X0.35inch. - Adopted of , they are wear-resistant, durable and practical. - They are light and easy for you to carry. Provide quick and accurate drilling to improve your efficiency. - Used for tiles, brick walls, concrete, glass, ceramics, wood, aluminum alloy, and other materials - Corrosion resistance, not easy to rust, delicate workmanship, no burr for hand protection. - Fine workmanship and creative appearance ensure its popularity and practicality. Package list: 7 x drill bits