Sharp 0.5/0.7mm uses sliding pipe & cushion point system.
The holder 2.0mm comes with a handy lead sharpener on the knock.
Perfect for professional use where accurate and quality writing. Stylish slim body.
Single item specifications: Total length: 5.7 inches (145 mm), Shaft diameter: 0.3 inches (8.5 mm), Grip part: 0.4 inch (9.0 mm), Weight: Ballpoint pen 0.9 oz (26 g).
Silver body: brass, satin chrome plate finish
Grip and cone: brass, chrome plated finish
Clip and Knock: Steel, Chrome Plated Finish
(From Amazon.co.jp)