Fiberglass Duct Board Knives & Cutters
These duct knives and cutters are designed to cut and trim fiberglass duct board for HVAC work. We have a wide selection of knives, cutters, shiplap tools and vee-groove tools.
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Malco Tools DK6S
Double Edge Serrated Duct Knife with Cushioned Gripped
Sale Price: $12.79Hardened Stainless Steel, Serrated edge aids cutting " Flex" fiberglass wool duct, Comes with a puncture resistant nylon sheath, Resharpen able, Learn more about the Malco Tools DK6S -
Malco Tools FG1
Fiberglass Hole Cutter
Sale Price: $33.79In Stock1" board can use standard utility knives blades., Components can be protected when not in use., Heavy Duty Components, Learn more about the Malco Tools FG1 -
Malco Tools FGF
Cutsall Female Knife
Sale Price: $14.19Single Blade Knives for 1" (25 mm) are safer to use with comfortable molded handles, Can be used on closed duct sections, Learn more about the Malco Tools FGF -
Malco Tools FGK
Duct Knife in Black
Sale Price: $12.79Features a rounded scoring edge to cut fiberglass without tearing skin, Safer to use with comfortable molded handles, Learn more about the Malco Tools FGK -
Malco Tools FGL3RB
Replacement Blade for Left Hand Modified Shiplap Tool
Sale Price: $22.49Replacement Blade for #3 Left Hand Modified Shiplap Tool, Image may not reflect actual product...item FGL3RB is replacement blade only, Learn more about the Malco Tools FGL3RB -
Malco Tools FGL5
#5 Staple Flap Tool
Sale Price: $62.19Malco' s patented one-piece layout system for 1-1/2" board, Incorporates the familiar FasGroov� Square with distinctive GOLD anodized sled tools, Offsets built into the square and tools allow you to lay out 1-1/2" duct board as you cut, Ergonomic molded… Learn more about the Malco Tools FGL5 -
Malco Tools FGL5RB
Replacement Blade for Staple Flap Tool
Sale Price: $22.49Replacement Blade for #5 Staple Flap Tool, Image may not match actual product...item FGL5RB is for replacement blade only, Learn more about the Malco Tools FGL5RB -
Malco Tools FGLV
FasGroov© Fabricating System Vee-Groove Tool
Sale Price: $66.69Ergonomic molded handles reduce fatigue, Easy turn-the-knob blade height adjustment, Grooved Sled bottom for easy sliding, Easy Blade Removal, Ideal for use with 1-1/2" Duct Board, Learn more about the Malco Tools FGLV -
Malco Tools FGLVRB
Replacement Blade for Vee-Groove Tool
Sale Price: $24.09In StockReplacement Blade for Vee-Groove Tool, Image may not reflect actual product...item FGLVRB is replacement blade only, Learn more about the Malco Tools FGLVRB -
Malco Tools FGSLK
1" Ductboard Shiplap Kit
Sale Price: $369.99In StockThis Malco® 1" Shiplap Kit includes an FGS Square, five FGV FasGroove Fabricators, a FasGroov Ductboard Knife, a male Shiplap Knife and a Female Shiplap Knife. (FGSLK)
Learn more about the Malco Tools FGSLK -
Malco Tools FGV
FasGroov© Fabricating System Vee-Groove Tool
Sale Price: $55.39In StockErgonomic molded handles reduce fatigue, Easy turn-the-knob blade height adjustment, Grooved Sled bottom for easy sliding, Easy Blade Removal, Learn more about the Malco Tools FGV -
Malco Tools FGV1
#1 Female Shiplap Tool
Sale Price: $53.79Offsets built into the square and tools allow you to lay out 1" duct board as you cut, Ergonomic molded handles reduce fatigue, Easy turn-the-knob blade height adjustment, Grooved Sled bottom for easy sliding, Easy Blade Removal, Learn more about the Malco Tools FGV1 -
Malco Tools FGVK
1" Ductboard: Vee Kit
Sale Price: $329.99In StockIncludes:FGS Square, FGV1, FGV, FGV5, FGK, FGM, FGF and FGV6 in a tool case, FGS Square:Easy one-piece layout for both 1" (25mm) and 1-1/2" (38 mm) ductboard, FGS Square:Adjustable " Finger" Clip allows user to finish cut accurately while arm… Learn more about the Malco Tools FGVK -
Malco Tools FGVKL
1-1/2" Ductboard: Vee Kit
Sale Price: $344.99Tool kit for fiberglass ductboard, Shiplap tool' s patented one-piece layout system for 1-1/2" board, Offsets built into the square and tools allow you to lay out 1 1/2" ductboard as you cut, FGS Square offers five position angle arm,… Learn more about the Malco Tools FGVKL






















