Each drill bit extender is constructed from durable High-quality materials for strength and . The hole portion is magnetic to the drill bit stays in place, while the hex is non-magnetic. Versatile Set: These tools accept 1/4-inch hex single-bit drill bits, providing the versatility you need for a of projects. Convenient and portable: The kit comes with a key chain extension rod and a metal carabiner, which can be easily carried without worrying about losing it. Magnetic Drill Extension Bit Holder: Each drill extension bit holder features a magnetic design to your drill bits stay safe during use. This feature reduces the chance of missing bits, making your work more efficient. Material: Metal colour: As Shown Package Contents: 9 x drill extension kit(60/100/150mm 3pcs each) 3 x bit holder Keychain(red/blue/yellow) 1 x carabiner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.