Brand : TWSBI
Model : ECO-T
Nib size : EF or F or M or B ( Please select )
Nib Grade : Stainless Steel
Converter : No, Piston working
Pen Dimension: 139 x 15.5 x 17.2 mm
For the normal writer, F is the most popular
If you tend to lean on a bigger font, M will be perfect
B is for statements!! Sign a check in B, write a header in B, do some coloring/shading in B