Cimco 212154 Pack of 12 replacement refills for 21 3150, red/yellow/graphite

Cimco construction marker. Functional push mechanism for automatic lead feed, simple one-hand operation with clip, integrated sharpener with guide - allows quick sharpening directly on the trousers, leads can be refilled easily from the front and back, for all surfaces (wood, metal, glass, ceramics, etc.). refillable from front and back, for all surfaces (wood, metal, glass, ceramics, etc.), special graphite refill included can be wiped off smooth surfaces with a damp cloth, separately available colored refills for use on light and dark surfaces. Replacement refill for (Cimco item no. 21 3150)- 12-pack of replacement leads (3x red, 3x yellow, 6x graphite).