Features:

• Extension for all kinds of screwdriver bits and screwdriver heads.

• Quick change and release system allows you to replace bit quickly resulting to great improvement on work efficiency.

• Spring auto-lock bit holder provide convenient retention of screws.

• Suitable for double head bits.

• 60mm long extension chuck adapter.

• 1/4 inch hex shank (6.35mm) can be easily fit into power driver, drill and handheld screwdriver.

Specifications:

• Shank: 1/4inch hex shank (6.35mm)

• Length: 60mm

• Material: Chrome-vanadium Steel

Package Inclusion:

• 1 X Quick Change Drill Bit Adapter