Thank you for taking the time to leave us your feedback. I am sorry that some knobs did not meet your expectations. Please give our Customer Care Specialists a call as your complete satisfaction is our goal. They are available Monday – Thursday 8:00 a.m. to 5:00 p.m. EST and Friday 9:00 a.m. to 5:00 p.m. EST and can be reached at 800.542.3789 or by email at customersolutions@libertyhardware.com. Best, Corinne with Customer Care