기능

• You can clearly mark even narrow and deep skims.
• Writing at various work sites and DIY at home.
• Since the pen core is long and narrow, it is very convenient when marking through the holes of parts or when marking through narrow skims.
• Since the pen core is long, it can be marked where ordinary markers cannot reach.
• Since you can replace the pen core and replenish the ink, you can use it repeatedly and it is very economical.
• Since a ruler is printed on the main body, you can measure the depth of screws when you work.
• Can be used with the cap in the pocket.