Turns any power drill into a power nut driver Sturdy spring-loaded ball bearing holds sockets securely in place, sockets snap-on tightly and won't slip off.

Constructed of rust-resistant chrome vanadium steel for long lifetime handles the toughest jobs quick release hex shaft saves time changing out of power drill saves time over traditional hand operated nut drivers.

Hardened & treated Chrome-Vanadium steel alloy for superior strength & durability prevents stripping during high speed drill pperation.
Different colour coded rings, clear help quickly pick the right one.
Suitable for screwdriver handle or electric screwdriver tool.
3pc set includes: 

• 1 x 1/4 in. drive
• 1 x 3/8 in. drive
• 1 x 1/2 in. drive