The GraphGear offers students and professionals an automatic drafting pencil for technical drawing and general writing. The finely chiseled metallic grip features inlaid soft rubber pads for long-lasting comfort. The dual-action retractor advances and retracts the pencil tip to protect and preserve the lead when not in use.Details:Includes assorted sizes10 piecesBarrel color delineates lead sizePractical retractor designMetal pen clipContents:4 mechanical pencils (0.3 mm, 0.5 mm, 0.7 mm, 0.9 mm) 4 refill lead tubes (one for each size pencil) 1 refill tube of erasersBlack storage box