For use with Stem Model No. X1SH. Replacement parts available; Model No. K2SB Blade Model No. K2BN Nut and Bolt.Floor Scraper (M12 Bolt)• For use with Stem Model No. X1SH.• Replacement parts available; Model No. K2SB Blade Model No. K2BN Nut and Bolt.• Model No. K2FCModel No: K2FC:Brand: Worksafe:PTDSEAK2FC