Package Include: These 23pcs binding supplies set include 2pcs acrylic ruler of book binding kit, 1pc graduated ruler, 1pc plastic straight creaser, 1pc plastic bent creaser, 4pcs clamp, 1pc ring, 1pc awl, 1pc sewing needle storage box, 1pc scissors, 2pc big sewing needles, 2pc middle sewing needles, 2pc small sewing needles, 4rolls waxed polyester cord. Large-Eye Bookbinding Needles & Rulers: 3 different size(69/64/57mm(2.7/2.5/2.2inch) long) bookbinding needles and each size 2 pieces; acrylic ruler of book binding kit is 230x39.5mm/9x1.6inch, hole: 3mm & 5mm; graduated ruler is 20cm/7.9inch long. Quality Material: The ruler of book making kit is composed of acrylic, which is of reliable quality, not easy to break; The wooden awl has a smooth surface, hard to rust and easy for you to grip, firm and sturdy, easy for you to; Waxed cord made from polyester, good adhesive penetration for allowing glue to bind, while leaving the backbone of the book flexible.Bookbinding. Easy to Use: The ruler of bookbinding kit is easy to use, designed in transparent and is precise, so you can see your paper and punch it with no need for measuring, you can use binding pins to secure our acrylic ruler, and our nice combination of stationery can help you set to punch the holes you want. Wide Applications: You can use this bookbinding supplies kit to make your favorite book easily, such as DIY handmade books or books repairing,school handmade DIY craft,sewing and other paper crafts. It can help you to seek your own style and to be unique, and It can also be used by beginners.