Gradient Mechanical Pencil 0.5mm

935
o 材质: 笔杆为合金；内部机制为金属或塑料。
o 用途: 用于日常书写、绘图，需配合0.5mm铅笔芯使用。
o Material: Pen barrel is alloy; internal mechanism is metal or plastic.
o Use: Used for daily writing and drawing, requires 0.5mm pencil leads.