Once the sleeve is fully retracted, you simply click once and keep drawing. You never actually advance the lead beyond the tip like you do with a regular mechanical pencil, it’s there, you just can’t see it. It’s quite clever.basically, the end of the metal tip is rounded and as you’re drawing the sleeve ever so gradually retracts into itself to expose the lead. Pentel Orenz Mechanical Pencil 0.2Mm Ultra Fine Line, White Barrel, Box of 12 (PP502W). A list of mechanical pencils featuring a sliding sleeve and the force needed to slide the sleeve. Without such a mechanism, drawing with ultra-thin leads wouldn't be practical. Pentel Mechanical Pencil ORENZ NERO 0.3mm PP3003-A. The retracting sleeve (Pentel calls this “Super Sliding Sleeve”) comes into play by preventing the leads from breaking like they do in regular mechanical pencils. As you’re lines are flowing and you’re getting into a rhythm, you need to be concentrating 100 % on the subject in front of you and not be distracted with how quickly your pencil is becoming dull. The best part is that you’re no longer stopping constantly to re-sharpen your pencil tip with a knife or sandpaper block.you can’t get sharper than a 0.2 mm needle tip. When you have such a thin lead you’re able to draw with extraordinary precision, but at first it takes a bit of adjusting.
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