Search query: 0.5mm gel pens ballpoint refill not retractable pens

Product: PILOT G2 Premium Refillable & Retractable Rolling Ball Gel Pens, Fine Point, Assorted Color Inks, 20-Pack (31294)
Brand: PILOT
Color: Assorted Colors
Relevance: Substitute
THE IDEAL PEN FOR OVERACHIEVERS: The smooth writing, long-lasting Pilot G2 Premium Gel Ink Pen features a comfortable rubber grip, & is available in ultra fine, extra fine, fine, & bold point.
LONGEST LASTING, REFILLABLE GEL INK: Proven to be the longest writing gel ink pen among top brands, the smooth-writing, retractable G2 gel ink pen is a classic choice for all your writing needs.
PERECTLY SUITED FOR YOU: If you love the original Pilot G2, you'll want to try our full G2 line of Mini, Metallic, Mosaic, & Fashion gel ink pens in a variety of sizes, barrel designs & colors.
TRUSTED QUALITY: We've been making pens for over 100 years. Whether you're taking notes, stocking up on school or office supplies, or writing in a bullet journal, Pilot has the perfect pen for you!
POWER TO THE PEN: Pilot makes exceptional writing instruments to suit all your needs. We have fountain, ballpoint, retractable, erasable & gel ink pens, whiteboard markers & more for every writing style.

Product: Pentel EnerGel RTX Retractable Liquid Gel Pen, (0.7mm) Medium Line, Assorted Ink,12-Pk (BL77BP12M)
Brand: Pentel
Color: Assorted
Relevance: Irrelevant
High performance gel ink technology combines the best qualities of liquid and gel ink for a super-smooth writing experience
Liquid gel ink dries so fast even left handed writers love it - no smears, no smudges, no globs
EnerGel ink writes more smoothly than the leading brand* (*Internally tested to be smoother writing than the leading gel pen on standard writing paper)
Sleek & stylish barrel design with metal accents for a Professional look
Latex-free grip for writing comfort and control.0.7mm stainless steel tip writes medium lines; 1.0mm stainless steel tip writes bold lines.Limited Lifetime Warranty