best paint brush for calligraphy

Brush Material: 50%bristle & 50%Filament
Function: Cleaning
Brush Shape: round -shaped
Size: 3/4″ 1″ 1.5″ 2″ 2.5″ 3″ 4″ 5″
Brush head material: 50%bristle & 50%Filament
Handle Material: PP Plastic handle

Ferrule: Tin Plated

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