Warner Manufacturing 2-1/2" 4-Edge Blades, Card of 2, for #709, 732

Features: 

• 4-Edge blade is high carbon steel, industrial ground, easy to re-sharpen as needed, and replace
  
• 3 edges are straight; 1 edge is corrugated for rough scraping
  
• Three smooth edges for finish scraping; One corrugated edge for rough scraping
  
• Use # 820 blade file to sharpen straight blades
  
• Use with scraper #’s 709 & 34709