3 PCS 1/4 to 4mm Bit Adapter, Hex Screw Driver Bit Adapter Converter Micro Bits Drill Extension Socket Shank Micro Bits Holder Screwdriver Converter Magnetic for Repair DIY Projects

3 PCS 1/4 to 4mm Bit Adapter, Hex Screw Driver Bit Adapter Converter Micro Bits Drill Extension Socket Shank Micro Bits Holder Screwdriver Converter Magnetic for Repair DIY Projects

• Complete 3-Piece Set: Includes 1 magnetic adapter (25mm), 1 extension holder (45mm), and 1 reverse adapter (35mm). This comprehensive 4mm bit set covers multiple connection and extension needs
• Precise 1/4" to 4mm Conversion: Converts standard 6.35mm (1/4") shanks to 4mm inside hex for micro bits. These versatile bit adapters enable compatibility with a wide range of precision tooling
• High-Hardness Alloy Steel: Crafted from premium modified tool steel for exceptional durability and strength. These robust drill adapters withstand rigorous use in various manual or electric tools
• Magnetic Retention: Features powerful magnets to hold micro bits securely during operation. These reliable 4mm hex driver enhance work efficiency and prevent bit slippage
• Universal Tool Compatibility: Works with manual and electric tools requiring hex shank conversions. These flexible bit adapter are ideal for screwdrivers and other precision driving tasks