6 inch SDS Max floor scraper, total length 25 inches (635 mm), the product has been installed with 4 sets of 10.9G industrial grade bolts and lock nuts, stable and solid, not easy to loosen. Blade material is 65mn, thickness 2mm, hardness HRC50, the product overall heat treatment, improve the durability and service life of the product. SDS-Max shank material is 40cr, HRC48-50, can be applied to all SDS-Max system rotary and electric hammers. Product includes spare 4 sets of 10.9G industrial grade bolts and locknuts (12 bolt nut spacers), all made of 304 stainless steel, ready for replacement. The extra hard blade easily scrapes any hard material, ideal for removing tile, plaster, hardwood floors, linoleum floors, laminate floors, bonded materials and more. Anfrere SDS Max Carbide-Tipped Masonry Drill Bits and Chisels for Concrete, Stone, Brick