Set Includes: 1 Carpenter Marker, 3 Red Refills and 3 Black
Size: mark pen length 5.9 inches (150 mm), pen clip length 4.4 inches (112 mm), refill diameter 0.1 inches (2.8 mm) x length 4.7 inches (120 mm), sharpener diameter 0.6 inches (14 mm)
BUILT-IN MARK SHARPENER: The pencil sharpener is screwed on the top of the mechanical pen and can be taken out by turning it counterclockwise, so you don't have to worry about losing it
WELL DESIGNED: Ergonomic design will not slip off your big finger, no pain even after long time use. Pen clip design, easy to attach to your pocket, convenient and not easy to lose, efficient to work. The box has 6 slots to store refills to prevent collision between refills
Fits Many Surfaces: HB lead is harder than 2B and the pencil can be drawn on metal, plastic, glass, wood, paper, etc. 2 color refills are available, so you can distinguish the mark from different meanings and apply to dark surfaces