iFixit - Magnetic Project Mat

Repair can be tough, this mat makes it easier

Organizes all your parts while you work on a device. Use the whole mat as a screw guide and keep careful notes to not get lost.
Dry-erase surface

Lets you keep notes and correct mistakes.
Designed by fixers, for fixers

Reduces reassembly time by up to 40% while preventing errors.
Staedtler Lumocolor correctable pen

The included pen is uniquely suited for the project mat. It's made by Staedtler, the German pen company that makes top-of-the-line pens and pencils for artists and architects.