What are Retractable pencils? A retractable pencil is a variant of a standard pencil, except with the notable difference in the retracting mechanism feature in the casing. How do they work? You press down, usually on the top of the pencil to trigger a pushing motion that will push a small piece of thin lead that you can then use to write or draw with. Features and benefits: • Fully retractable tip • Button clip for easy & secure storage in pockets • Some feature an eraser housing at the top of the pencil • Ideal for drawing with a ruler or stencil • No need for sharpening • Replaceable lead refills are cheap and easy to install • Spring loaded pencils available to reduce lead breakage • Cushion point Where might I use one? • Ideal for engineers • In school for students • Home or work • In your business to cut down expenses on stationary