These leather punching tools are made of high quality brass and stainless steel, exquisitely crafted, sturdy and , and not prone to damage Our leather screw puncher come with 6 sizes tips, holes of 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm and 4mm, can meet your different punching needs and are ideal for DIY leather handicrafts Leather screw puncher: 13 x 2.45cm(5.12 x 0.96 inch), 1pc; head: 15 x 6mm(0.59 x 0.24 inch), hole: 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 6pcs; straight ruler: 17 x 1.95 x 0.5cm(6.69 x 0.77 x 0.2 inch), hole: 7mm, 1pc; sewing awl: 12.2 x 0.9 x 0.8cm(4.8 x 0.35 x 0.31 inch), 1pc Our leather punching tools is easy to apply, you just need to select a screw of the appropriate size and install it on the hole puncher, place it where you want to make a hole, and then press it, can make a hole in leather materials These adjustable leather hole punch tools are not only perfectly suitable for leather handicrafts, but also for sewing, papermaking processes, printing, cutting rubber, plastic, fibers, felt pressing and cutting, punching and binding, etc, Manufacturer: Akfldms