Description: Package content: 2x Drill Bit Extension Rod (15cm/5.91inch; 30cm/11.81inch), 2x Wrench Applicable to: Suitable for most 1/4 inch drills with extended hexagonal shank blades and power drills, to meet your needs for screws, nuts, drills, handheld screwdrivers, tool boxes, wood turning tools and structures. High-quality material: Made of high-quality steel material, sturdy and durable, not only can firmly fix the drill bit, ensure that your drill bit stays in place when in use, but also provide you with maximum control and accuracy when drilling and driving sex. Easy to use: Simple and convenient to use, whether you are a novice or a skilled worker, you can use it well. Widely used: very suitable for mechanics, construction workers, etc. Specification: Type:Drill Bit Extension Rod Material:Steel Size Chart: 15cm/5.91inch 30cm/11.81inch Package Includes: 2x Drill Bit Extension Rod 2x Wrench Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!