Avoid wasting your used, shortened pencils because they become difficult to grip. Unscrew the barrel of the extender to fit pencils in.
Use the Silver extender with larger size (up to 8mm) pencils - including Pastel Pencils, Coloursoft and Artist Pencils.
Use the Black extender with standard size (up to 7mm) pencils - including Derwent Graphic, Watercolour, and Studio Pencils.
Features a metal screw-style collar that holds pencils more firmly than a standard clutch style extenderHollow design also allows for use as a protector for longer pencils Comfortable grip