Crain Undercut Saw 821 Carbide-Tipped Blade Fits 812, 820, 825 as Replacement Blade 6-Pack 8 x 18-inch Power Trowel Combo Blade Blue (4 Pack) This precision outside corner scriber

This precision outside corner scriber for use in forming outside corners on sheet vinyl

x 7-1/2 In

For crafting curves and circles

with long-term durability exceeding 100

Accepts wood or specialty blades (sold separately)

Crain Undercut Saw 821 Carbide-Tipped Blade Fits 812, 820, 825 as Replacement Blade 6-Pack 8 x 18-inch Power Trowel Combo Blade Blue (4 Pack) This precision outside corner scriber821 Carbide Tipped Blade replacement blade for the Crain No. 812 Super Saw, No. 820 Heavy Duty Undercut Saw, or No. 825 Heavy Duty Undercut Saw. The large 6 " diameter allows these Crain saws to fully undercut inside corner areas. The 40 carbide teeth and precision formed steel blade body produce smooth and accurate cuts. For use in undercutting wood doors, wood jambs, wood bases, or drywall only. Not for use on any metal, masonry, stone, or ceramic