On Wed, 5 Apr 2017 13:47:48 -0700 (PDT), Ivan Vegvary
wrote:

THANK YOU, THANK YOU Group.
Purchased new 6-1/2" blade (Irwin).
Solved all my problems. Cut jig and subsequently made 9 full length cuts in 1-1/8" plywood for my stair treads (10-1/8" wide)
What a difference a sharp blade makes!
Tools don't make the man, but bad ones can sure unmake the man!!!