Item Type: Corner Rounder Punch_x000D_Material: ABS+iron_x000D_Function: Can cut all kinds of paper, used for business card, heat shrinkable film, greeting card, plastic photo, hand account DIY manual, etc._x000D_Size: Approx. 7 x 6 x 3.4cm / 2.8 x 2.4 x 1.3in_x000D_Three Different Sizes of Rounded Corners: R4, R7, R10_x000D_Cutting Thickness: Approx. 0.4mm / 0.02in_x000D_Can print 3 sheets of A4 paper at a time_x000D_Use skills: Align the paper with one hand at the corner and press with one hand_x000D_How to Use: _x000D_1. Insert the edge of the paper_x000D_2. The sharping corner must be placed in the vertex nipple_x000D_3. Press the handle to cut 13 kinds of rounded corners can be cut, the rounder is used to trim the right angles of jammed paper/photos into rounded corners. 23 in 1 for corner cutting and chamfering machine, R4 / R7 / R10mm cutting size, 0.4mm thickness cutting and 3 sheets of A4 paper per shot. 3Using lever type handle structure, round corner cutting is light and labor?saving. 4Small size, easy to carry and store, convenient to use and with good performance. 5Can cut all kinds of paper, used for business cards, heat shrinkable films, greeting cards, plastic photos, photo hand accounts, DIY hand-made, etc.1 x Corner Rounder PunchManual measurement, for reference only.