The Navigator's Pencil Set includes a nautical pencil, one 12-pack of leads and 2 erasers (as shown). 0.7 mm lead (HB or No. 2 hardness) is a special blend of polymers that provides extra blackness and smoothness when writing or drawing.;The precise lead of the nautical pencil will give a clear course line;The eraser of the nautical pencil adjusts out as it wears down, similar to the way the lead adjusts on writing tip;The Navigator's Pencil Set includes a nautical pencil that is great for charting out courses because the super fine eraser won't mar charts when making corrections

• Weems & Plath Marine Navigation Mechanical Pencil

Weems & Plath Marine Navigation Mechanical PencilWeems & Plath