Originally Posted by
Chip Lindley
The RAS/SMCS debate is eternal! I have never found that one necessisarily replaces the other. Apples & Oranges! Both do similar work, but have different strengths/weaknesses. Cast iron wears LESS than aluminum. It also weighs MORE. A SCMS has worksite portability when needed. A "good" RAS can have accurate, repeatable settings when it was accurately factory-machined, then maintained, adjusted and not abused. Each RAS or SCMS must be accessed on it's own merits. Any blanket approval (or disapproval) is meaningless. With either tool you can find Trash or Treasure!