Pentel Sharp Sliding Sleeve Pencil For Pros Automatic drafting pencil features a professional use sleeve that slides and retracts as the lead is used, retracting in length from 5mm to 3mm. Sleeve gives extra support to lead. Drafting pencil writes 0.5mm fine lines. Refillable with Pentel Super Hi-Polymer Lead and Z2-1 refill eraser.
