OIIKI 2 Pack 3/8 inch(10mm) Square Socket Adapter Bit Set, Hex Impact Driver Power Bits, Extension Socket Driver Bits for Automotive DIY-1/4 Hex Shank

OIIKI 2 Pack 3/8 inch(10mm) Square Socket Adapter Bit Set, Hex Impact Driver Power Bits, Extension Socket Driver Bits for Automotive DIY-1/4 Hex ShankSpecificationMATERIAL: This socket adapter is made of hardened and treated HSS, which has great strength and endurance for long time use.SIZE: Square Tip Size : 9.52mm / 3/8"; Hex Shank Size (Approx.) : 6.35mm / 1/4"Key FeaturesSPECIAL DESIGN: This socket adapter has a very special design part of spring-loaded ball bearing on each square head, in order to effectively fix the socket and avoid sliding.DOUBLE SIZE CONVERSION: The original hexagonal polygon size is converted to a square head size, which can be used to mount the sleeve as a good accessory for conversion.ApplicationThis socket adapter is specially designed and used for manual drive applications or with power tools when used with plug-in shanks.After Sales ServiceIf you have anything concerned with the Socket Adapter Bit Set after use, please first to choose contact us and we will take care of it for you.here is how Find your order in your amazon account, click the " contact seller" button beside the order ID.

• FUNCTION: This socket adapter is specially designed and used for manual drive applications or with power tools when used with plug-in shanks.
• MATERIAL: This socket adapter is made of hardened and treated HSS, which has great strength and endurance for long time use.
• SIZE: Square Tip Size : 10mm / 3/8"; Hex Shank Size (Approx.) : 6.3mm / 1/4". Package Include: 2 Pack
• SPECIAL DESIGN: This socket adapter has a very special design part of spring-loaded ball bearing on each square head, in order to effectively fix the socket and avoid sliding.
• DOUBLE SIZE CONVERSION: The original hexagonal polygon size is converted to a square head size, which can be used to mount the sleeve as a good accessory for conversion.