Steel construction with comfort handle sleeve. ? Suitable for punching holes in a variety of materials from paper to soft plastic. ? Punch sizes: 2.0, 2.5, 3.0, 3.5, 4.0, 4.5mm. ? Model No. AK9110 ? List Price £ Steel construction with comfort handle sleeve. Suitable for punching holes in leather and a variety of other materials, including paper, canvas and soft plastics.