The book drill is a perfect tool for many projects including book binding, journalling, card making etc. It has 6 interchangeable drill bits contained in the handle for safe keeping. Sizes: 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm. The Book Drill will easily drill holes through Chippies, card, acetate, leather, fabric and at least ten sheets of paper. The book drill is more versatile than a long reach punch as there are no restrictions as to where the hole can be drilled.