Like the rest of the Knockle line, it is unique from other whiteboard markers in that you pump the ink into the tip as you need it. To keep the tip richly saturated with ink, the Knockle features a special pump system.
Red Marker Whiteboard - Best Price in Singapore - Nov 2023
High-quality, lasting dry wipe marker Pump action system to replenish ink supply if the tip has dried out Vivid pigment-based liquid ink. Features 6.0
Pentel Maxiflo MWL5M-AO Drywipe Marker - Black, Box of 12
Pentel Maxiflo MWL5M-AO Drywipe Marker - Black, Box of 12 : Office Products
Pentel Knockle Dry Erase Marker - Fine to Medium - Black
Pentel Maxiflo MWL5M-AO Drywipe Marker - Black, Box of 12 : Office Products
Red Marker Whiteboard - Best Price in Singapore - Nov 2023
Pentel Maxiflo MWL5S Whiteboard Marker (Fine Bullet Point) - Black
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Pentel- White Permanent Marker ,Pentel ,Fine Pt ,We (Pack Of 30, White Permanent Marker
PENTEL MAXIFLO KNOCKLE Whiteboard Marker Fine Broad Dry-erase Black Blue Red Pen $3.99 - PicClick
Pentel Maxiflo Flex-Feel Whiteboard Marker, Maxiflo
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Pentel Whiteboard Marker KNOCKLE (Round tip/Soft Fine) [Black] (Japan Import) : Office Products