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inverse hyperbolic (sinh/cosh/tanh/sinh⁻¹/cosh⁻¹/tanh⁻¹)
9mm Pencil Leads
Tip Size: Fine point
Great for kids' artwork
The Flair Carbonix Metal Ball Pen blends premium aesthetics with unmatched writing comfort
Pilot HI-TECPOINT V5 RT Pen- Blue calculator inverse hyperbolic (sinh/cosh/tanh/sinh⁻¹/cosh⁻¹/tanh⁻¹)The Pilot Hi Tecpoint RT series combines the legendary Hi Tecpoint precision tip with a retractable design and refillable barrel, offering convenience, sustainability, and smooth writing all in one. Equipped with liquid ink technology and an advanced ink flow regulator, these pens ensure consistent and skip free writing from first stroke to last. Model V5RT Tip Size 0. 5mm Ink Type Liquid Ink Best for Ultra fine, Technical writing
US$ 18.43
US$ 793.32
US$ 105.71
