Nano scraper, long handle

This is interchangeable handle for nano acraper blades (size 0.7mm x 5mm lenght)

Theses blades can be sharpen only with diamond stone, available here 

With this handle you can also use abrasive pencil lead (1.4mm square, grit 80 to 1200), rubberized abrasive (4 grits), precision cutter (for thin material like paper) or silverpoint (drawing on paper).