... of mechanical pencil lead: Hi-polymer pencil leads, Clay pencil leads. (5) Color of mechanical pencil leads: Black, Red, Yellow, Blue,Green, ... , White color ( As below shown.) (6) Our mechanical pencil leads: Were Smooth writing (Please check below writing line.) (7) Normal ... Packaging of pencil leads: 12pcs leads/plastic tube, 12 tube/ box, 1000 tube/carton. (8 ...