Change the id:# part to change the book's enchant- id:1 is fire protection, id:2 is feather falling, 3 is blast protection, 4 is projectile protection, and 5 is respiration. 6=aqua affinity 7=thorns 8=depth stride 9=frost walk 10=curse binding 16=sharpness 17=smite 18=arthropod bane 19=knockback 20=fire aspect 21=loot 22=sweep edge 32=efficient 33=silk touch 34=unbreak 35=fortune 48=power 49=punch 50=flame 51=infinity
Change the lvl:# to change the enchant level.