1/4 to 4mm Bit Adapter, Hex Screw Driver Bit Adapter Magnetic, 6.35mm Outside to System 4mm Inside Micro Bit Drill Extension Socket Shank for Precision Bits Set Screwdriver Converter (6)

Additional Details from the Manufacturer

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More features

• The High Hardness Alloy Steel Standard 6.35mm 1/4" Outside To System 4mm Inside Micro Bit Hex Socket Shank, 3 Pieces 1/4 to 4mm Hex Adapter Magnetic(Total Length 25mm) and 3 Pieces 1/4 to 4mm Drill Extension Bit holderer for Micro Bits(Total Length 45mm)
• The 1/4 inch to 4mm bit adapter made of premium quality modified tool steel with high hardness, Extra hard with natural finish for durability and strength
• The 1/4 to 4mm hex Micro Bit Socket Shank Converter for Manual Electric Tool Adaptor holderer Precision Bits Set Screwdriver Converter Fits 1/4" 6.35mm Handle
• The 1/4 inch to 4mm bit adapter with strong magnetic can holder the micro bits tightly.which could help you work more efficiently
• Package include: 3 Pieces 1/4 to 4mm Hex Adapter Magnetic(Total Length 25mm) and 3 Pieces 1/4 to 4mm Drill Extension Bit holderer for Micro Bits(Total Length 45mm).You will receive a total of 6 pieces to meet your usage needs.Please Check The Size You Need Before Buying