The Sierra Button Click Pencil is a great little pencil. Its overall length when finished is 5.25." In line with the older Sierra twist pen. It is 1/2" shorter than the finished Sierra Button Click Pen.
These kits use a 0.7mm refill.
Click here to open the instructions for this kit in a new window. All
instructions can be found on the FAQ page. The FAQ page can be accessed by
clicking on the FAQ/Instructions link in the Information box on the bottom of
the right hand column of every page.