Refillable and made out of plastic or steel, these utensils are suitable for people who like long-lasting equipment. My different recommendation may be the much less expensive P120 pencil also created by Pentel. I https://esmeenemm551864.ageeksblog.com/28150726/how-much-you-need-to-expect-you-ll-pay-for-a-good-best-mechanical-pencil-for-drawing