Features: 1.This corner rounder punch can punch three different corners, with push type 3 in 1 feature, to trim the right corners of the paper and photos into rounded corners. 2.This 3 in 1 corner rounder punch provides R4, R7 and R10mm cutting size, can be cut to a thickness of 0.4mm, and 3 sheets of A4 paper can be cut at a time. 3.Suitable for all kinds of paper, used for business card, heat shrinkable film, greeting card, plastic photo, photo hand account DIY manual, etc. 4.This corner rounder punch is convenient and effortless, with lever type handle structure. Metal blade ensures extra smoothness. 5.This mini corner rounder punch is lightweight and portable, which is very convenient to carry and use. specification:Item Type: Corner Rounder Punch Material: Abs and Iron Function: Suitable for All Kinds of Paper, Used for Business Card, Heat Shrinkable Film, Greeting Card, Plastic Photo, Photo Hand Account Diy Manual, Etc. Size: Approx. 7.3 x 5.8 x 3.3cm / 2.87 x 2.28 x 1.29in (Manual Measurement, Small Error May Exist) Three Different Sizes of Fillet: R4, R7, R10 Cutting Thickness: Approx. 0.4mm / 0.01in Cutting Quantity: Three A4 Sheets Can Be Cut at a Time PackageList:1 x Corner Rounder Punch