Features:
Extension for all kinds of screwdriver bits, screwdriver head conversion uses.
Quick change and release system allows you to quickly install, lock and unlock the bit easily. Greatly improve work efficiency.
Spring auto-lock bit holder provide convenient retention of screws. And also use suit 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.
Specification:
Shank: 1/4inch hex shank (6.35mm)
Length: 60mm
Material: Chrome-vanadium Steel
Color: Back + Gold + Sliver
Packing List:
2 * Auto Lock Screwdriver Bit Holder