powerline is well known to be waaaay off usually +.2. Dont get me wrong ive a couple of spools bought it before i used a micrometer to test it and all i do is remeber thats its .2 above tonight i tied some rigs on .13 to .14 hooklengths (.14 daiwa super g) so in reality it was .15 to .14 easy. companys really need to be more accurate and a standard industry test needs to be brought in.