Felt-tip pens
Felt-tip pens for notes and color coding: tip sizes, inks, bleed-through and color ranges. 6 Stationery Times guides, each with a direct answer and sourced specs.
Sakura Pigma Calligrapher: 1, 2 and 3 mm Chisel Pens
Sakura Pigma Calligrapher explained: chisel-tip calligraphy markers in 1, 2 and 3 mm with a hard nylon nib, archival Pigma ink in 6 colors, the 3-pack and uses.
Pentel Tradio Pulaman: The Plastic-Nib Fountain Pen
Pentel Tradio Pulaman explained: the TRJ50 pen with a flexible plastic nib, 0.4–0.7 mm line, MLJ20 cartridges, 144 mm size, price in Japan, and alternatives.
Pentel Sign Pen: The 1963 Fiber-Tip Pen Explained
Pentel Sign Pen S520 explained: the acrylic fiber tip, 0.8–1.0 mm line, water-based ink, size and weight, its 1963 and Gemini history, and where it's made.
Sharpie Pen Fine Point: The 0.4 mm Felt Tip Pen
Sharpie Pen felt tip explained: 0.4 mm fine point, quick-drying archival ink Sharpie says won't bleed through paper, item numbers, vs the marker, and origin.
Monami Plus Pen 3000: Korea's 0.4 mm Felt Tip Pen
Monami Plus Pen 3000 explained: the 0.4 mm water-based felt tip pen from Korea, set sizes up to 60 colors, the Pigment version, water-brush use and origin.
Paper Mate Flair: Felt Tip Sizes & Point Guard
Paper Mate Flair felt tip pen explained: 0.4, 0.7 and 1.2 mm point sizes, what Point Guard does, water-based ink and bleed-through, and where it's made.