FGVRB, Replacement Blade for FasGroov,
Replacement Blade for FasGroov Knives: Safer to use with comfortable molded handles. Male and Female Shiplap Knives for 1 in. (25.4 mm) and 1-1/2 in. (38.1 mm) ductboard can be used on closed duct sections. Duct Knife features a rounded scoring edge to cut fiberglass without tearing skin. Plus, Malco?s FG1 Hole Cutter and a special 1-1/2 in. (38.1 mm) blade No. KBHC are available separately for creating flex duct take-offs.
FGVRB, Replacement Blade for FasGroov,