3-way corner punch is a great innovation for scrapbookers. Great for cutting: Papers, Cardstocks, Stationery, Invitations, Thin Foam sheets, Think plastic sheets and other craft projects. Cuts 4mm, 7mm, and 10mm corner round. Anti slippery mat below the punch makes it more user-friendly to use on the tabletops without slipping. Cuts paper up to 80 gsm- 400 gsm Measurements written on top makes it very user-friendly to use. P.S. Don’t use handmade sheets as they might be stuck in the punch.