Quick Change Extension Bit 1/4in Hexagon Rod Shank Long Handle Screwdriver Bit Holder Hand Tools Quick Release Self-locking Extension Rod

Features:
Made of carbon steel and heat treated to provides maximum strength and wear resistance.
Allows you to get into those tight spaces much easier. It is a nice tool for your handyman.
Screwdriver bit holder with lock-n-oload quick change and release.
Suitable for drill, screwdriver, batch heads and other to transfer.
Extend all kinds of 1/4in screwdriver bits, screwdriver heads conversion use.