DescriptionThis is useful and excellent drill bits. Made of premium quality material, it is durable and practical for long time use. It is suitable for iron, steel, copper and aluminum, wood, plastic, etc. It offers superior performance and easy to use, which makes it the good choice for you.Features- Color: Silver. - Material: Steel. - Size: 16.00X1.00X1.00cm/6.29X0.39X0.39inch. - Adopted of premium material, they are wear-resistant and reliable, durable and practical.- Different sizes of drill bits to satisfy your various requirements for drilling, useful and practical. - They are lightweight and easy for you to carry. Provide quick and accurate drilling to improve your efficiency. - Used for iron, copper, aluminum, mold steel, stainless steel, wood, plastic, multipurpose and useful. - Corrosion resistance, not easy to rust, delicate workmanship, bring you wonderful using experience.