Product Details:
Material:Stainless Steel
Colour: Silver
Surface Treatment: Nature, Zinc-Coated
Wire Diameter: 0.4mm
Outer Diameter: 4mm
Length: 18mm 20mm 25mm 30mm
Quantity: 10pcs 20pcs 50pcs 100pcs
Application: Replacement spring for click action ballpoint pens, water-based pens, neutralizer pens
Package Include: According to your choice.