These shanks are designed for ceramic removal and thin-set re-scraping. The half inch of extra carbide allows for maximum resharpening. These tools can handle workloads up to 3,500 pounds! The 552 angle shank with carbide tip is designed for light-duty commercial and residential-grade ceramic tile and hard good removal. A 551 shank holder is required to attach this blade to the 550 walk-behind scraper.
This angle shank is 6" x 2" x .500" and is compatible with all National ride-on floor scrapers.