Rulers- when markings worn off, or I break it
Mats- as needed I have a couple Olfas
R. Cutters- every few years-if they are just plain worn out!
R. Blades- when I'm done dealing with the skips
Pins- when dull or bent
Needles- when dull, bent-
Chair- have a good one
Sewing Machines- have a 20 yr. old Pfaff, plus a FW, 301A and a 15 Clone. Think I'm good for a while~~
Scissors-have lots! Faves are my Ginghers
Seam Rippers- when dull, or can't find any more!