We tried two sets of Küper bits in 2009 on Snoqualmie Pass
and had good success. This winter we have 25 sets throughout
our South Central Region. I´m expecting good results -
to see Küper bits wear three times greater
than the carbide bits we´re using.
Fred Benjamin, WSDOT Equipment Superintendent
Washington State Department of Transportation uses Küper Tuca SX 36 blades on Interstate 90 over Snoqualmie Pass.