4 pack Screw Driver Bit Adapter, 6.35mm 1/4" Insert Bit adapter, 4mm Screwdriver Micro Bit Holder, Magnetic Hex Socket Shank Screwdriver Bit Adapter for Manual Electric Tool Adaptor Holder

【Value Pack】4 screwdriver bit adapter, a sufficient quantity to meet your daily work needs. And hardened for long-term use
【High-Quality Material】Our adapter is made of high-quality modified tool steel with high hardness and coating with a natural finish, which can be used for a long time
【Stable and Reliable】25mm overall length, all-in-one adapter for a change of drill bits, if you want to work with 4mm drill bits then our screwdriver bit adapter is for you, suitable for screwdriver handle holder size 1/4"/6.35mm
【Precise Design】Our 6.35mm 1/4" insert bit adapter to 4mm bit hex holder screwdriver bit adapter is magnetic and adapts well without loosening for stability
【Easy to Use】Our screwdriver bit adapter also allows for quick removal after use, and the precision-fitting, machined precision tip holds securely in place to stay secure at all times