Replacement Blade for Pro Stitching Groover Set, (#011-8808100). Unlike most groovers, this blade is on the same axis as the handle, providing better control and downward pressure on the blade. The chuck easily locks the replaceable blade firmly in place. It also comes with a small replaceable modeling spoon for creasing or making decorative borders. Groove width adjusts from 1/16" to 1-7/16". Item #011-8808101.