Staedtler Double Hole Pencil Sharpener, Two Holes for Standard Pencils, Large Colored Pencils, and Makeup Pencils, 512 006 : Amazon.co.uk: Stationery & Office Supplies
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KUM : 425E Double Hole Metal Pencil Sharpener : With 2 Spare Blades - KUM - Marken | Jackson's Art Supplies