This marker and paint system is the missing link between spray can

3 mm in 45 colors here

The pen is refillable

Paint the area you would like to mask

The Tombow Mono 100 pencils has a beautifully stylish design and top quality high-density leads

uni pro mechanical pencil m7 552 0 7mm Painting on stones This marker and paint systemProfessional mechanical pencil from Uni Mitsubishi Pencils in Japan. The pen has a solid metal grip and a plastic ring that acts as an indicator of the lead hardness, very practical if you use several different hardnesses when drawing. The pencil is delivered filled with 0. 7 mm HB leads and is of course refillable. Like most mechanical pencils, you'll also find aa eraser at the top (which is also refillable).