Black Ink Refills 4.5inch (10pcs), Replaceable Ballpoint Pens Refills, 1mm Medium Point Metal Pen Refill(Black)

Specification:

Tip: 1.0 mm
Ink color: black, blue
Length: 4.5"/11.6cm
Ballpoint pen refill weight: 12.5g/0.44oz
Refill Package Dimensions: 5.11 x 1.69 x 0.47inch (13cm x 4.3cm x 1.2cm)
Refill package weight: 18g/0.63oz
The ink refill has smooth writing, waterproof and quick-drying properties. The ink dries quickly to prevent smudges and makes the paper look elegant and neat. Replacement ballpoint pen refills are compatible with many ballpoint pens and help extend the life of your favorite expensive pen.
Tips: Please carefully compare and measure the size of your refill before purchasing.