rollerball pen
pen type
GenRank Score
11.3
A type of pen that uses a ballpoint writing mechanism with water-based liquid or gel ink.
Also Known As
rollerball pen
1 question•1 category
Score History
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Average Rank
#6.0
Median
#6
Range
#6–#6
Rankings by Model
Gemini 3.1 Flash Lite #6