Alvin's Draft/Matic fine-line mechanical pencils are designed to provide maximum professional convenience. This cushion pointed pencil has metal diamond-cut finger grips. A push summary cap provides continuous feed of up to 12 leads. Built-in eraser. - Alvin Draft/Matic Drafting Pencils - Set of 3 with Eraser RefillsDraft Matci Pencil, 3PC SET W ERSR - Meet your new drafting best friend with the Alvin DraftMatic Pencil Set. This comprehensive set of three mechanical pencils are perfectly designed for all architecture and engineering drafting needs. Each pencil is filled with premium lead that is less prone to breaking while writing or drawing, providing you with hours of use. The pencils are made of sturdy stainless steel, with cushion points for comfortable writing. A great addition to any drafting toolset. Includes 0.3 mm pencil, 0.5 mm pencil, 0.7 mm pencil, and 5 eraser refills.