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Amazon.com : ALVIN DM357C Draft-Matic Mechanical Pencil, 3 Pack, Stainless Steel Drawing and Design Tools, Great for Drafting, Architecture, Engineering, and Art - Includes 0.3mm, 0.5mm, and 0.7mm : Alvin Draft Matic
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Amazon.com : Alvin DM09BC Draft/Matic 0.9mm Mechanical Pencil, Professional Quality, Auto-feed Pencil Lead, Minimal Lead Breakage, Built-in Eraser, Knurled Grip, Blister Carded : Office Products
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