needle

Hello, I am fairly new to tattooing, and would probably be considered a scratcher. I went from fruit to myself which I know is not recommended... Alas, after I was getting depth and lines solid I did a few friends and now strangers but I have very recently had a strange problem that I can not...

I had a client that got a tattoo above his knee going towards the upper thigh. The lining went well, but when I began to shade around his knee area there was resistance. I used a 7 Mag Shader needle, but it was almost like I couldn't drag the needle through the skin. I had to end up making this...