en.wikipedia.org/wiki/Mechanical_pencil

A mechanical pencil (US English) or propelling pencil (UK English), also clutch pencil, is a .... One exception was the Pentel 350 E, possibly Pentel's first mechanical pencil, which could only hold a single stick of 0.5 mm lead. Refill leads can be ...

www.pentel.com/store/writing-instruments/pencils

EnerGize-X™ Mechanical Pencils - Assorted 2 Pack with Lead Refill & 2 Erasers. $5.84. EnerGize-X™ Mechanical Pencils - Assorted 3 Pack. $5.85 ...

www.pentel.com/store/sharp-mechanical-drafting-pencil-config

Pentel's #1 selling mechanical pencil Superior construction meets the rigorous demands of professionals and students alike 4mm tip design makes it ideal for ...

www.pentel.com/store/recycology/pencils-and-lead

Cool Lines Mechanical Pencil (Discontinued). $1.40 ... EnerGize-X™ Mechanical Pencils - Assorted 2 Pack with Lead Refill & 2 Erasers. $5.84 ...

www.staples.com/Pentel-Pencils/cat_CL110200/006na

Mechanical pencils are often the writing instrument of choice for a variety of professions, including drafting, sketching, and writing. Pentel® pencils never need ...

www.amazon.com/Pentel-Mechanical-Pencil-Barrel-P205A/dp/B002HN26F0

Sharp Mechanical Pencil (0.5mm), Black Barrel Pentel Co., Ltd. is a privately held Japanese company which produces stationery products. The name is a ...

www.officedepot.com/a/products/320741/Pentel-Automatic-Sharp-Mechanical-Pencils-05

Pentel Automatic Sharp Mechanical Pencils 0.5 mm Black Pack Of 2, Lead advances easily on these Pentel pencils so you can keep writing at Office Depot  ...

www.officedepot.com/a/products/320761/Pentel-Automatic-Sharp-Mechanical-Pencils-07

Pentel Automatic Sharp Mechanical Pencils 0.7 mm Blue Pack Of 2, Lead advances easily on these Pentel pencils so you can keep writing at Office Depot  ...

www.costco.com/Pentel-Twist-Erase-Click-Mechanical-Pencil%2C-15-count.product.100302064.html

Pentel Twist-Erase Click Mechanical Pencil, 15-count Twist-Erase Click 0.7 mm Mechanical PencilSuper hi-polymer LeadSame as #2 Pencil.