Hultafors 650180 GREEN construction pencil cartridges 10 pieces.Intelligent container with 10 marking cartridges for all types of surfaces. To be attached with a clip to a pocket or tool bag. Container design protects wires during transport; allows only one cartridge to be ejected at a time.10 dry-erase marker cartridgesDelivered in protective containerRemovable individuallyClips for easy storage in pocket or tool bag.