Available in 5 1/2", 8" and 12" widths. High-carbon steel construction. Heat treated for extended service life and a resistance to cracking. Ideal for removing adhesives, thin sets and surface coatings. Scraper blade holder features extra heavy-duty, two-piece, forged steel construction. Industry standard .580" hexagon tool shank configuration. Resists cracking and fatigue. For use with MDF35.