Bohin Chalk Pencil with Refill is an indispensable accessory for drawing pattern lines and marking buttonholes, pockets and pleats. The Bohins chalk pencil works in the same way as a mechanical pencil and is therefore very easy and accurate to use. With the supplied sharpener you can keep the tip of the pencil nice and sharp, so that you can always draw accurate lines. You can replace the filling by pressing the button on the top. The button can also be removed so that you can refill the pencil. The refill of the chalk pencil has a diameter of 1.4 mm.