One of the allround thread size on the market, its available in 18 colors and it is very strong with a breaking strength of 1 kilo.
F01 = BLACK
F02 = WHITE
F03 = RUSTY BROWN
F04 = RED
F05 = PALE GREEN
F06 = ROSE PINK
F07 = LAVENDER
F08 = PINK
F09 = SILVER DOCTOR BLUE
F10 = LIGHT CAHILL
F11 = DARK PINK
F12 = CLARET
F13 = FL YELLOW CHARTREUSE
F14 = FLUORESCENT ORANGE
F15 = FLUORESCENT GREEN
F16 = OLIVE
F17 = BROWN
F18 = LIGHT OLIVE