Reply To: Cutting lap. Aluminum or Steel › Forums › Beginner Questions › Cutting lap. Aluminum or Steel › Reply To: Cutting lap. Aluminum or Steel January 4, 2020 at 9:07 pm #6007 steveerichardsParticipant @steveerichards Is there any problem with orange peel with the 1200 grit that we hear about sometimes? Thinking about going with the 1500 grit topper. thanks