Master Mechanic, 5 Pack, Carpet Knife Blade, .017" High Carbon Knife Steel, Precision Ground Double Edges, For Cutting Tough Man Made Fibers, Carpet, Padding, Etc., Heavy Duty Carpet Slitting Blade For Use With Most Standard Carpet Knives.
Master Mechanic, 5 Pack, Roofers Knife Blade, Made Of Heavy Duty .025" SK2 Carbon Steel, Fits All Standard Roofing Knives, 4 Useable Edges, For Cutting Shingles & Heavy Roofing Material.
Stanley, 18MM 0.020", Quick Point Knife Blade, For Models 10-151, 10-480, 10-330, 10-218, 10-280 & 10-150.