Carpenter Pencil Mechanical Pencil - Measurement: 16 cm. x " 13mm. -Tip made of steel, 4 cm long and 6 mm in diameter. -It can be used with "3 cm" leads. diameter. -Includes 6 refill leads plus 1 additional lead found inside the mechanical pencil. -The refill lead case has 2 black leads, 2 red leads and 2 yellow leads. -Specially designed for marking in deep holes. -It is indicated for marking on any surface, whether rough or smooth, it is easy to clean on shiny surfaces. -It has a pencil sharpener integrated into the cap, just insert the lead into the hole and turn the cap, sharpening it in a few seconds. -Includes a cap with a fastening clip, to carry it on your belt, pocket or wherever necessary. -Article known as: marker wax, marker chalk, marker, marker pen, construction marker, construction marker, etc.