8pcs Hex Socket Driver Adapters Set Power tool Drill Extension Bar Bit 1/4 3/8 1/2 Inch woodworking tools herramientas furadeira

Features:
Chrome vanadium steel, suitable for heavy duty impact drivers.
Spring loaded ball bearing on head holds sockets securely.
Suitable for quick change 1/4" chuck systems or directly into drill chuck.
Change your hand socket set into a driven socket set.
Can be matched perfectly, greatly decrease harm to screw.
All sockets standard 1/4" Hex shank, can be converted into square size.
This set is perfect for your impact driver or drill, and allows you to replace your ratchet with a power tool.
Application: 
Suitable for screwdriver handle and an electric screwdriver tool (the six angle hole or three jaw chuck can be used on the drive sleeve), installed after the original six angle edge size conversion for square size, which can be used for the socket installation, it is good conversion parts.
Specifications:
Material: Chrome Vanadium Steel CR-V
Quantity: 8pcs
1/4"- 1/4": 50mm Long --1/4 "shank can be converted into 6.35mm square
3/8"- 1/4": 50mm Long --1/4 "shank can be converted into 9.53mm square
1/2"- 1/4": 50mm Long --1/4 "shank can be converted into 12.7mm square
1/4"- 1/4": 65mm Long --1/4 "shank can be converted into 6.35mm square
3/8"- 1/4": 65mm Long --1/4 "shank can be converted into 9.53mm square
1/2"- 1/4": 73mm Long --1/4 "shank can be converted into 12.7mm square
1/4"- 1/4": 25mm Long --1/4 "shank can be converted into 6.35mm square
1/4"- 1/4": 30mm Long --1/4 "shank can be converted into 6.35mm square
Package Size: Approx. 11 * 6 * 2.5cm / 4.33 * 2.36 * 0.98in
Package Weight: 175g / 6.17oz
Package List:
8 * Socket Driver Adapter