The whole point of a mechanical pencil is to have perfect sharpness forever. Yet without precise engineering and build quality, the standard slender leads are doomed to constant breakages. This ...

When you click a mechanical pencil, a predetermined amount of lead ... Uniquely, the lead supplied with the Uni Holder has a small ring at the base which prevents the lead from falling out ...

Medtronic produces electrosurgical pencils that cut and coagulate using high frequency electricity. Our team redesigned their current electrosurgical pencil (the SEP 50XX) to include a ring light, ...