3pc 1/4 Inch Hex Socket Driver Set Wrench Adapter Extension Bar Bit

Description:
3pc 1/4 Inch Hex Socket Driver Set Wrench Adapter Extension Bar Bit
Specification:
Material: chrome vanadium steel CR-V
1/4"- 1/4" :  50mm Long --1/4 "shank can be converted into 6.35 mm square
3/8"- 1/4" :  50mm Long --1/4 "shank can be converted into 9.53 mm square
1/2"- 1/4" :  50mm Long --1/4 "shank can be converted into 12.7 mm square
All Sockets Standard 1/4" Hex Shank
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.
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
This set is perfect for your impact driver or drill, and allows you to replace your ratchet with a power tool
These impact ready adapters are rated for the most demanding of applications (2000 in/lb of torque)
The 1/4" hex shank fits all quick change chucks as well as standard drill chucks
Package Included:
1x  (1/4" hex shank to 1/4" socket)Socket Adapter
1x  (1/4" hex shank to 3/8" socket),Socket Adapter
1x  (1/4" hex shank to 1/2" socket) Socket Adapter