◆ Made of Chrome Vanadium steel (CR-V), heat treated high hardness, wear resistance, durable and long service life.
◆ Quick Release Locking sleeve, allows you to quickly install, lock and unlock the bit easily
◆ Built-in magnetic (Only the bottom of the hole part), fast quick release will greatly improve work efficiency.
◆ 3 Different size can meet your different length needs, great for exchanging the sleeve and the joint, prolonging the connecting rod.
◆ 1/4 Inch Hex shank for extending all kinds of screwdriver bits, drill, batch head, screwdriver head conversion uses.

➤Please Note:
- You must be pull back the knurled end against a spring to release the bit.
- NOT suitable for double head screwdriver bit, Only suitable for single hex shank drill bit.
- Only the bottom of the hole part has magnetic, There is no magnetism on the surface of the bit holder. The role of magnets is only to attach batches more tightly.
- Please allow 1-3mm errors due to manual measurement.

➤Specifications
Material: Chrome Vanadium steel
Hex Shank Diameter: 1/4 inch(6.35mm)
Length:
2 inch(60mm);
4 inch(100mm);
6 inch(150mm)

➤Package included:
1 x 60mm Screwdriver Bit Holder
1 x 100mm Screwdriver Bit Holder
1 x 150mm Screwdriver Bit Holder