Quote Originally Posted by zlojack View Post
I was intimidated by lapping, but there are some great tutorials online, and as long as you are meticulous and careful, it should go fine and I noticed a drop of about 4-5 degrees Celsius. (My heatsink base was really uneven)
I personally like this lapping kit. Includes everything you need.

http://www.svc.com/lapkit-p.html