Check the listing for details. Adjustable Lead Mechanical Pencil High Performance Drafting Tool Japan. Color: Multi*, Condition: New. Listed at 20.19 USD. High performance sharp that can adjust the length of the guide pipe and the length of the lead you are sending out Size: Total length 5.9 x shaft diameter 0.4 x maximum diameter 0.4 inches (151 x 10 x 11 mm); Weight: 1.0 oz (27 g) Material: Gripper, Dial, Tip, Knock: Brass, Knock Cover, Rear Shaft: Aluminum, Clip: SK material Lead diameter: 0.01 inch (0.3 mm) Country of Origin: Japan Professional high-performance sharp that can also be used as a drafting tool. 3-tier taper that makes it easy to see lines and letters while writing. Guide pipe adjustment mechanism: Can be adjusted according to the thickness of the ruler. Adjustment Mechanism: The length of the lead is adjustable with one knock. Knock cover has a hardness display window.