These are hardened steel industry standard mini hex sized screw driver tips. The tips are durable hardened steel.

• This for 3 well made precision, handy magnetic micro screwdriver Y2.0 tips, will fit Y2.5 and most mini Y screws
• They fit the Y head screws in MacBooks, game consoles, and more
• Great addition or replacement tip for your mini multi tipped screwdriver, CR-V hardened
• No hassle 90 day replacement warranty on factory defects and workmanship.
• Requires mini 4mm Hex screwdriver handle or power driver

This for 3 well made precision, handy magnetic micro screwdriver Y2.0 tips, will fit Y2.5 and most mini Y screwsVarious