مبراة قلم مييا زيرو - أصفر-أخضر 0569

Preventing core breakage: Miya's latest invention patent - the third generation of technology to prevent pencil lead stuck, structure design make you can remove the breaking core by press , no need to remove pencil sharpener and easy to operate at the same time. (Reduce maintenance difficulty/increase service life) High-quality alloy hob: State regulations/pen sharpener hob cutting times not less than 500 times, zero degree sharpener using 9-chromium-silicon (9crsi) alloy steel tools, cutting times up to 800 times, long service life, high Pen-Cutting efficiency Adjustment: Accurate 5-speed design, adjustable length/thickness of sharpening pen Soft charcoal pen on the left and hard charcoal pen on the right. Charcoal pen/pencil can be switched freely, and lead tip with diameter of 0.8mm-1.2mm can be cut out. Adaptable/self-inhalation: automatic pen in and out, pencil/charcoal pen with diameter less than 8 mm, easy and fast sharpening.