Burs Ceramic Crown Kit 4573ST Expert set for Ceramic crowns in an autoclavable bur block Kit K-4573S Ceramic Inlay & Partial Crown Kit 4562ST Expert set for Ceramic inlays and partial crowns in an autoclavable bur block Kit K-4562S 141http://www.henryschein.com.au//Product/K-4573S/KOMET-Ceramic-Crown-Prep-Kit-9-x-Burs-in-Sterile-Bur-Block http://www.henryschein.com.au//Product/K-4562S/KOMET-Ceramic-Inlay-and-Partial-Crown-Kit---in-Sterile-Block