Features: The hex shank universal extension bar with 10pcs bit set is enhances efficiency by easily accessing tight space, making it essential tool. Featuring hex shank, this extension bar offers strong compatibility with most power Tool and ensures durability while minimizing the risk of slippage. Suitable for professional repair technicians, enthusiasts, and home users, this tool set caters to various skill and usage need. Perfectly suited for automotive repairs, furniture assembly, and everyday household maintenance, it effortlessly tackles hard to reach screws, simplifying complex tasks. Crafted from tool steel, this extension bar and bit set promises long performances, making it a reliable addition to your hand Tool collection. Specifications: Component:Steel Size:Approx.3.5inch Package Includes: 1 Set Drill Bit Holder note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.