Alvin DM05 mechanical pencil for cushion grip integrated knurling Draft-matic drafting, 0.5mm, mechanism, ferrule, structure, Draft-matic

Alvin: A long-established American manufacturer of professional drafting tools with over 50 years of history. A mechanism thoroughly designed for professionals: a knurled structure with integrated metal and grip Cushioning mechanism prevents lead from breaking by sinking in when strong pressure is applied Knurled rotating lead angle window (4H, 2H, H, F, HB, B, 2B) Size: Length: 143mm, Maximum diameter: 9mm, Weight: 16.5g, Tip sleeve length: 4mm