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June Sale 25% Off Select Tools Free Shipping Canada-Wide On Tool Orders Over $250
June Sale 25% Off Select Tools ◆ Free Shipping Canada-Wide On Tool Orders Over $250
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    • BUILDING SUPPLIES
    • Ceiling Grid & Tile
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      • Ceiling Tile & Grid
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    • Drywall & Related Products
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    • Heaters & Insulated Tarps
      • Heaters & Ducting Accessories
      • White Insulated Hoarding Construction Tarps
    • Insulation & Related Products
      • CGSB Vapor Barrier Poly & Caulkings
      • Blown-In Insulation
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      • ROCKWOOL Branded Insulation
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    • Metaltech Branded Products
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      • Baker Scaffolding & Accessories
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      • Sawhorses & Parts
      • Werner Pump Jack Systems
    • Screws, Nails & Staples
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    • Steel Products & Accessories
      • Backing Clips
      • SCAFCO Ponywall Supports
      • Steel Framing Accessories
      • Steel Wall Framing Stud
      • Steel Wall Tracks
    • Stone, Brick, Wood-Wall Paneling, & Tile Products
      • Glass Mosaic Tile
      • Sure Stone Natural Stone Veneer
      • As-Is Brand Wood Wall
      • Spec-Mix Mortar
    • Stucco Products
      • Adex Acrylic Stucco
      • 30 Day Window Films
      • Exterior Fire Rated Insulation
      • Imasco Conventional Stucco & Colors
      • Stucco Joint Mesh
      • Door, Window, & Joint Membranes
      • Plastic Washers, Metal Washers and Plastic Anchors
    • BUILDING TOOLS
    • Automatic & Semi-Automatic Taping Tools
      • Angle Heads
      • Automatic & Semi Automatic Tapers
      • Taping Tool Compound Tubes
      • Corner Applicators
      • Corner Flushers
      • Taping Tool Corner Rollers
      • Finishing Boxes
      • Flat Applicator Heads
      • Taping Tool Handles
      • Mud Pumps & Goosenecks
      • Nail Spotters
      • NyCor Products
      • Smoothing Blades
      • Taping Tool Parts & Accessories
      • Taping Tool Combo Sets & Cases
    • Ceiling Tools
      • Access Doors
      • Ceiling Tile Tools & Accessories
      • Eye Lag Poles & Accessories
      • Ceiling Knockdown Knives
      • Texture Guns, Hoppers & Machines
    • Drywall Tools
      • Drywall Corner Bead Hoppers
      • Drywall Screw Guns, Cut-Out Tools & Impact Drivers
      • Drywall Tapers/Banjos, Tape Holders, & Reels
      • Mud Mashers, Mixing Drills, and Mud Pans
      • Sanding Products
      • Drywall T-Squares & Squares
    • Safety Products
      • Dust Masks & Respirators
      • Safety Wear & Accessories
      • Work Gloves
    • Stilts & Stilt Parts
      • Aluminum and Magnesium Stilts
      • Stilt Parts
    • Stucco Tools
      • EIFS Groove Tools, Blades, Handles, & Kits
      • EIFS Hot Knives
      • EIFS Hand and Power Rasps
    • Tape & Masking Products
      • Canvas Dropcloths
      • Masking Paper, Film, Tape, & Dispensers
      • Stucco Tape, Sheathing Tape, & Masking Tape
    • General Tools
      • Tool Bags, Pouches, Belts
      • Caulking Guns
      • Chalk Lines
      • Hammer Tackers
      • Construction Knives, Jab Saws, & Blades
      • Laser & Magnetic/Non-Magnetic Levels
      • Measuring Tapes
      • Painting Accessories
      • Saws & Saw Blades
      • Work Lights & Extension Cords
    • Trowels & More
      • Air Hoses
      • Brushes and Sponges
      • Bucket Scoops
      • Floor Scrapers
      • Hammers
      • Aluminum and Magnesium Hawks
      • Joint Knives
      • Plaster Scarifiers
      • Stucco & Drywall Rasps
      • Snips & Hand Seamers
      • Acrylic and Conventional Stucco Floats
      • Trowels
  • Contact
  • FAQ
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Crown Building Supplies

  • Shop
    • SALE
    • BUILDING SUPPLIES
    • Ceiling Grid & Tile
      • Ceiling Tile Tools & Accessories
      • Ceiling Tile & Grid
      • Eye Lag Screws
      • Eye Lag Poles & Accessories
    • Drywall & Related Products
      • Drywall Adhesive, Compound, Primer & Joint Tape
      • Drywall Board
      • Drywall Bead & Flexible Corners
      • Corner Bead and Baseboard Adapters
      • Drywall Lifters & T-Squares
      • Drywall Repair Products
      • Sanding Products
      • Drywall Bits, Screws, & Screw Setters
      • Ceiling Texture Compound
      • Spray Adhesives
      • Pre-Manufactured Archway Systems
    • Exterior Cladding
      • Elemex
      • MAC
      • New Tech Wood
    • Heaters & Insulated Tarps
      • Heaters & Ducting Accessories
      • White Insulated Hoarding Construction Tarps
    • Insulation & Related Products
      • CGSB Vapor Barrier Poly & Caulkings
      • Blown-In Insulation
      • Johns Manville Fiberglass Insulation
      • ROCKWOOL Branded Insulation
      • Spray Foam Cans and Spray Foam Guns
    • Metaltech Branded Products
    • Mortar Mixers
    • Scaffolding Products
      • Baker Scaffolding & Accessories
      • Frame Scaffolding Products
      • Sawhorses & Parts
      • Werner Pump Jack Systems
    • Screws, Nails & Staples
      • Cement Board Screws
      • Deck Screws
      • Drywall Screws
      • Pinbolts/Concrete Anchors
      • Roofing Nails
      • Staples
      • Wafer Screws
    • Steel Products & Accessories
      • Backing Clips
      • SCAFCO Ponywall Supports
      • Steel Framing Accessories
      • Steel Wall Framing Stud
      • Steel Wall Tracks
    • Stone, Brick, Wood-Wall Paneling, & Tile Products
      • Glass Mosaic Tile
      • Sure Stone Natural Stone Veneer
      • As-Is Brand Wood Wall
      • Spec-Mix Mortar
    • Stucco Products
      • Adex Acrylic Stucco
      • 30 Day Window Films
      • Exterior Fire Rated Insulation
      • Imasco Conventional Stucco & Colors
      • Stucco Joint Mesh
      • Door, Window, & Joint Membranes
      • Plastic Washers, Metal Washers and Plastic Anchors
    • BUILDING TOOLS
    • Automatic & Semi-Automatic Taping Tools
      • Angle Heads
      • Automatic & Semi Automatic Tapers
      • Taping Tool Compound Tubes
      • Corner Applicators
      • Corner Flushers
      • Taping Tool Corner Rollers
      • Finishing Boxes
      • Flat Applicator Heads
      • Taping Tool Handles
      • Mud Pumps & Goosenecks
      • Nail Spotters
      • NyCor Products
      • Smoothing Blades
      • Taping Tool Parts & Accessories
      • Taping Tool Combo Sets & Cases
    • Ceiling Tools
      • Access Doors
      • Ceiling Tile Tools & Accessories
      • Eye Lag Poles & Accessories
      • Ceiling Knockdown Knives
      • Texture Guns, Hoppers & Machines
    • Drywall Tools
      • Drywall Corner Bead Hoppers
      • Drywall Screw Guns, Cut-Out Tools & Impact Drivers
      • Drywall Tapers/Banjos, Tape Holders, & Reels
      • Mud Mashers, Mixing Drills, and Mud Pans
      • Sanding Products
      • Drywall T-Squares & Squares
    • Safety Products
      • Dust Masks & Respirators
      • Safety Wear & Accessories
      • Work Gloves
    • Stilts & Stilt Parts
      • Aluminum and Magnesium Stilts
      • Stilt Parts
    • Stucco Tools
      • EIFS Groove Tools, Blades, Handles, & Kits
      • EIFS Hot Knives
      • EIFS Hand and Power Rasps
    • Tape & Masking Products
      • Canvas Dropcloths
      • Masking Paper, Film, Tape, & Dispensers
      • Stucco Tape, Sheathing Tape, & Masking Tape
    • General Tools
      • Tool Bags, Pouches, Belts
      • Caulking Guns
      • Chalk Lines
      • Hammer Tackers
      • Construction Knives, Jab Saws, & Blades
      • Laser & Magnetic/Non-Magnetic Levels
      • Measuring Tapes
      • Painting Accessories
      • Saws & Saw Blades
      • Work Lights & Extension Cords
    • Trowels & More
      • Air Hoses
      • Brushes and Sponges
      • Bucket Scoops
      • Floor Scrapers
      • Hammers
      • Aluminum and Magnesium Hawks
      • Joint Knives
      • Plaster Scarifiers
      • Stucco & Drywall Rasps
      • Snips & Hand Seamers
      • Acrylic and Conventional Stucco Floats
      • Trowels
  • Contact
  • FAQ
  • About
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Building Tools

BUILDING TOOLS
Automatic and Semi-Automatic Taping Tools
  • Angle Heads
  • Automatic & Semi Automatic Tapers
  • Taping Tool Compound Tubes
  • Corner Applicators
  • Corner Flushers
  • Taping Tool Corner Rollers
  • Finishing Boxes
  • Flat Applicator Heads
  • Taping Tool Handles
  • Mud Pumps & Goosenecks
  • Nail Spotters
  • NyCor Products
  • Smoothing Blades
  • Taping Tool Parts & Accessories
  • Taping Tool Combo Sets & Cases
  • Automatic & Semi-Automatic Taping Tools
Ceiling Tools
  • Access Doors
  • Ceiling Knockdown Knives
  • Texture Guns, Hoppers & Machines
Drywall Tools
  • Drywall Corner Bead Hoppers
  • Drywall Screw Guns, Cut-Out Tools & Impact Drivers
  • Drywall Tapers/Banjos, Tape Holders, & Reels
  • Mud Mashers, Mixing Drills, and Mud Pans
  • Sanding Products
  • Drywall T-Squares & Squares
  • Drywall Tools Collection
Safety Products
  • Dust Masks & Respirators
  • Safety Wear & Accessories
  • Work Gloves
Stilts & Stilt Parts
  • Aluminum and Magnesium Stilts
  • Stilt Parts
Stucco Tools
  • EIFS Groove Tools, Blades, Handles, & Kits
  • EIFS Hot Knives
  • EIFS Hand and Power Rasps
  • Stucco Tools Collection
Tape & Masking Products
  • Canvas Dropcloths
  • Masking Paper, Film, Tape, & Dispensers
  • Stucco Tape, Sheathing Tape, & Masking Tape
General Tools
  • Tool Bags, Pouches, Belts
  • Caulking Guns
  • Chalk Lines
  • Hammer Tackers
  • Construction Knives, Jab Saws, & Blades
  • Laser & Magnetic/Non-Magnetic Levels
  • Measuring Tapes
  • Painting Accessories
  • Saws & Saw Blades
  • Work Lights & Extension Cords
Trowels & More
  • Air Hoses
  • Brushes and Sponges
  • Bucket Scoops
  • Floor Scrapers
  • Hammers
  • Aluminum and Magnesium Hawks
  • Joint Knives
  • Plaster Scarifiers
  • Stucco & Drywall Rasps
  • Snips & Hand Seamers
  • Acrylic and Conventional Stucco Floats
  • Trowels
  • Trowels & More Collection
Building Tools - Ceiling Tools

Ceiling Knockdown Knives

Marshalltown Straight Blade Knockdown Knives

$34.42
In Stock

Marshalltown Curved Blade Knockdown Knife

$37.49
In Stock

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6 CONVENIENT LOCATIONS

ABBOTSFORD, BC BURNABY, BC SURREY, BC SOUTH EDMONTON, AB WEST EDMONTON, AB calgary, AB

BUILDING SUPPLIES

  • Ceiling Grid & Tile
  • Drywall & Related Products
  • Heaters & Insulated Tarps
  • Insulation & Related Products
  • Scaffolding Products
  • Screws, Nails & Staples
  • Steel Products & Accessories
  • Stone, Brick, Wood-Wall Paneling, & Tile Products
  • Stucco Products

BUILDING TOOLS

  • Automatic & Semi-Automatic Taping Tools
  • Ceiling Tools
  • Drywall Tools
  • Safety Products
  • Stilts & Stilt Parts
  • Stucco Tools
  • Tape & Masking Products
  • General Tools
  • Trowels & More

Locations

  • FAQ
  • About
  • Contact
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  • Instagram
  • TikTok
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