The pencil shooter and its big brother, the chest plate crossbow, both need a string to propel the projectile.<br><br>I used paracord until now. But truth be told I wasn't happy with the results. The inevitable chafing killed the string far too early, even though I polished all surfaces the string comes into contact with.<br><br>So I went to the arbalist guild forum and found the solution: The trusted traditional method.<br><br><a href="http://thearbalistguild.forumotion.com/t216-bullet-bow-string-buildalong?highlight=string" class="postlink" target="_blank" rel="nofollow">Watch a master at work here</a><br><br>I made myself a miniature crossbow string rig. This is needed as the procedure requires that the string is under strain why you wrap it. Then I took my 40 kg polypropylene string I always use for pouch attachments, and made this first version of a mini crossbow string from six strands, "served" with a seventh.<br><br><br><div style="margin:auto;text-align:center;width:100%"><a href="http://3.bp.blogspot.com/-2pWxKQPoV1Y/T307LQZvd6I/AAAAAAAABks/X9-p8GYr0Go/s1600/String.JPG" class="postlink" target="_blank" rel="nofollow"><img src="http://3.bp.blogspot.com/-2pWxKQPoV1Y/T307LQZvd6I/AAAAAAAABks/X9-p8GYr0Go/s400/String.JPG" border="0" alt=""></a></div> <br>It is amazing how it feels, very very hard, and you can even bend it into shape like it would have a copper wire core. <br><br>Well waxed, it should survive a long time. I have ordered genuine Dacron, which is a lot thinner, and should give me even better results.