1/4 Inch Hex Shank Magnetic Screwdriver Bit Holder, Hex Shank Quick Change Drill Extension Bit Set 2", 4", 6" Extension Set for Screws, Nuts, And Any Drill And Handheld Driver

OverviewHas a locking mechanism, built-have magnetic, hold bits securely, great for working with hard to reach screws.

1/4 inch hex shank for extending all kinds of screwdriver bits, drill, batch head, screwdriver head conversion uses.

Built-in magnetic (only the bottom of the hole part), fast quick release will greatly improve work efficiency.

1/4" hex shank (6.35 mm), length: 60 mm / 100 mm / 150 mm perfect for drill, screwdriver, batch head and other to transfer. Meet your various needs.

Made of high-quality chrome vanadium steel (CR-V), with high heat treatment hardness, wear resistance, durability and long service life.