Hobby Knives & Blades

Shop hobby knives and replacement blades for architectural model making, foam board cutting, basswood construction, detail trimming, carving, and precision assembly work. This category includes hobby knives, utility knives, snap-off knives, specialty blades, and replacement blades used for scale models, dimensional construction, and detailed model making workflows.

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  • #11 Fine Point Blades #11 Fine Point Blades

    #11 Fine Point Blades

    X-Acto
    $4.70 - $49.50
    The X-ACTO #11 Classic Fine Point knife blades are the perfect accessory to a true tool of precision. When elaborate, detailed cuts need to be made, the #11 blade is the one to choose. Because the blade is made with quality sharpened carbon and steel,...
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  • #2 Blades - 5-Pack #2 Blades - 5-Pack

    #2 Blades - 5-Pack

    X-Acto
    $4.25
    The X-ACTO Number 2 Large, Fine Point Blade is specifically crafted for precise cutting of medium-weight materials including cardboard, plastic, paper, basswood, vinyl, rubber, and foam. Each package includes five blades, ensuring you always have...
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    $4.25
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  • AXENT #1 Knife AXENT #1 Knife

    AXENT #1 Knife

    X-Acto
    $7.65
    The AXENT puts a colorful twist on the classic #1 knife design. The X-Acto #1 precision knife remains the go-to cutting tool for applications demanding precise, accurate cuts. Trusted by graphic artists, designers, hobbyists, and more, this cutting and...
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    $7.65
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  • #17A Narrow Chisel Blade - 5/pk #17A Narrow Chisel Blade - 5/pk

    #17A Narrow Chisel Blade - 5/pk

    Excel
    $4.80
    Crafted from carbon steel, these small chisel blades are available in packs of 5 or 100 and are essential for removing layers, shaping materials, and light chiseling tasks. The small chisel design offers exceptional precision, allowing for more skillful...
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    $4.80
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  • #18 Wood Chisel Blade - 5/pk #18 Wood Chisel Blade - 5/pk

    #18 Wood Chisel Blade - 5/pk

    Excel
    $3.00
    The Excel Blades #18 Wood Chisel Blade is a versatile replacement blade ideal for crafting and woodworking projects. This straight edge chisel blade is crafted from high-quality carbon steel, ensuring durability and sharpness. It easily inserts and...
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  • 9mm Graphics Knife with 30-Degree Precision Blade 9mm Graphics Knife with 30-Degree Precision Blade

    9mm Graphics Knife with 30-Degree Precision Blade

    Olfa
    $11.40
    Enhance your cutting precision with the 9mm SAC-1 Stainless-Steel Graphics Knife featuring a 30-Degree Precision Blade. Crafted from rust-resistant stainless steel, this knife is perfect for moist applications like paints and films. The auto-lock slide...
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    $11.40
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  • Style 'C' Foamboard Cutter Replacement Blades

    Style 'C' Foamboard Cutter Replacement Blades

    Foamwerks
    $14.50
    Replacement blades for FoamWerks foamboard rabbet cutter LWC4010 or foamboard straight & bevel cutter LWC6010. Package of 25 blades
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    $14.50
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  • #1 Precision Knife #1 Precision Knife

    #1 Precision Knife

    X-Acto
    $7.15 - $10.55
    The X-ACTO Basic Precision Knife, complete with a safety cap, is perfect for delicate cutting, stripping, and trimming tasks. Featuring a lightweight aluminum handle and a #1 Blade style, this knife effortlessly cuts through paper, plastic, thin metal,...
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  • #10 Curved Edge Blade - 5/pk #10 Curved Edge Blade - 5/pk

    #10 Curved Edge Blade - 5/pk

    Excel
    $3.70
    Crafted from carbon steel and coated with a thin layer of oil for rust protection, this razor-sharp #10 curved edge blade offers exceptional maneuverability.  This blade is favored by hobbyists, wood carvers, metal workers, stone masons,...
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    $3.70
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  • #11 Double Honed Blades #11 Double Honed Blades

    #11 Double Honed Blades

    Excel
    $2.80 - $245.00
    The No. 11 blade is the top choice hobby knife blade, proudly made in the USA from carbon steel. It features a fine point straight edge for precise trimming of wood, plastic, paper, leather, and more. These double honed hobby blades are exceptionally...
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    $2.80 - $245.00
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  • #17 Chisel Blades - 5/pk #17 Chisel Blades - 5/pk

    #17 Chisel Blades - 5/pk

    Excel
    $3.00
    Crafted from carbon steel, this versatile #17 chisel blade is ideal for removing layers, shaping materials, and light chiseling tasks. Unlike traditional chisel blades, this blade offers exceptional precision for skillful cuts. It fits all standard light...
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  • #19 Angled Sharp Edge Blade - 5/pk #19 Angled Sharp Edge Blade - 5/pk

    #19 Angled Sharp Edge Blade - 5/pk

    Excel
    $2.80
    These Sharp Edge Angled Blades are ideal for angled chiseling, shaving, cutting, and trimming tasks. The 1-inch sharp edge provides exceptional precision for heavy chiseling and shaping work. The angled design enables more skillful cuts compared to...
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    $2.80
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  • #2 Knife with Safety Cap #2 Knife with Safety Cap

    #2 Knife with Safety Cap

    X-Acto
    $10.70
    This precision X-acto knife is equipped with a #2 blade designed for cutting medium to heavy-weight materials like wood, board, paper, plastic, and acetate with accuracy. It is also available with a hexagonal safety chuck to prevent rolling, ensuring...
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  • #2 Straight-Edge Blades - 5/pk #2 Straight-Edge Blades - 5/pk

    #2 Straight-Edge Blades - 5/pk

    Excel
    $2.80
    Crafted from carbon steel, these #2 straight edge blades are designed for cutting and trimming thicker materials with precision. Compatible with standard medium to heavy duty craft knives, they work well on matte board, linoleum, foam core, plastic,...
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    $2.80
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  • #24 Deburring Blade - 5/pk #24 Deburring Blade - 5/pk

    #24 Deburring Blade - 5/pk

    Excel
    $2.80
    The Deburring Blade features a 3/4-inch angled edge, sharper than standard blades, making it ideal for deburring, cutting, shaping, and stripping a variety of materials. This versatile replacement blade fits all medium-duty X-acto style knives and works...
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  • #9 Retractable Blades - 5-Pack

    #9 Retractable Blades - 5-Pack

    X-Acto
    $12.70
    The #9 Retractable Blade from X-ACTO is an excellent detail blade for making precise cuts through a range of lightweight materials. The fully retractable bladeis thin enough to make the careful cuts you need but also sturdy enough not to snap under light...
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    $12.70
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  • 18mm L-2 Classic Heavy-Duty Utility Knife 18mm L-2 Classic Heavy-Duty Utility Knife

    18mm L-2 Classic Heavy-Duty Utility Knife

    Olfa
    $11.15
    For enhanced grip and versatility, choose the OLFA 18mm L-2 Classic Heavy-Duty Utility Knife with Rubber Inset. This knife boasts a durable ABS handle with an anti-slip rubber inset on the back, ensuring secure handling during use. The ratchet-wheel...
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    $11.15
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  • 18mm LB Silver Snap Blades 18mm LB Silver Snap Blades

    18mm LB Silver Snap Blades

    Olfa
    $6.50 - $29.95
    Made of high-quality carbon tool steel with a double-honed blade for unparalleled sharpness and superior edge retention. Features:  8-segment, 18mm snap-off blade for construction materials. Exact 59° edge angle optimizes cutting power and...
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  • 18mm LBB Ultra-Sharp Black Snap Blades 18mm LBB Ultra-Sharp Black Snap Blades

    18mm LBB Ultra-Sharp Black Snap Blades

    Olfa
    $10.70
    The OLFA 18mm Heavy-Duty Ultra-Sharp Black Snap-Off Blades offer precision cutting with premium Japanese carbon tool steel for durability. These dual-honed black blades are up to 25% sharper than standard silver blades, ensuring precise and efficient...
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    $10.70
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  • 18mm Snap Blades 18mm Snap Blades

    18mm Snap Blades

    Excel
    $4.00
    Made in the USA, the 18mm Snap Blade is the perfect blade for all heavy-duty projects. This blade is great for cutting cardboard packages, paper, plastic, canvas, card-stock, cloth, film, cork, model making, pumpkin carving, foam boards, tape, wood,...
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    $4.00
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Hobby Knives for Model Making & Detail Work

Hobby knives are widely used for architectural models, scale construction, foam board trimming, chipboard cutting, basswood assembly, and detail shaping because they allow for cleaner cuts and more precise control during model construction. Fine point hobby knives are especially useful for dimensional layouts, miniature structures, and precision trimming applications.

This category includes hobby knives, replacement blades, snap-off knives, utility knives, carving blades, chisel blades, and specialty cutting blades designed for detailed model making and workshop-style construction workflows.

  • Hobby Knives: Precision cutting knives used for foam board, chipboard, basswood, styrene, paper, plastics, and detailed model trimming
  • Replacement Blades: Fine point, straight edge, curved, angled, and specialty blades designed for precision cutting and detail work
  • Snap-Off & Utility Knives: Heavier-duty cutting tools useful for foam board, thick materials, repetitive trimming, and dimensional construction work
  • Specialty Blades: Chisel blades, carving blades, swivel blades, and detail blades used for shaping, contouring, scoring, and precision cuts
  • Precision Model Construction: Useful for architectural models, terrain layouts, structural assemblies, hobby projects, and detailed dimensional work

Replacement Blades for Hobby Knives

Replacement blades allow model builders to maintain cleaner cuts and more accurate detail work during repeated trimming and assembly tasks. Different blade styles may be selected depending on the material being cut and the level of detail required for the project.

Fine point blades are commonly used for precision trimming and detail cuts, while chisel and angled blades may be preferred for shaping, carving, scoring, and contour work during model construction.

Hobby Knives for Foam Board, Basswood & Chipboard

Hobby knives and specialty blades are commonly used for cutting foam board, basswood strips, chipboard, styrene, thin plastics, paper, and lightweight model materials. Precision cutting tools help improve edge quality, material fit, and assembly accuracy during architectural model making and scale construction workflows.

Utility knives and snap-off knives may also be useful for heavier cutting tasks, repetitive trimming applications, and larger material sections used during dimensional model assembly.

Choosing the Right Hobby Knife & Blade

When selecting hobby knives and blades for model making, consider the material type, cutting precision, blade style, handle comfort, and intended construction workflow. Fine detail projects may benefit from precision hobby knives and fine point blades, while larger foam board and chipboard projects may require utility knives or snap-off blade systems.

Different blade profiles can support trimming, carving, shaping, scoring, contour cutting, and repetitive assembly work depending on the complexity of the model and the materials being used.

Complete Your Model Making Workspace

Pair hobby knives and blades with cutting mats, foam cutters, basswood strips, chipboard, adhesives, and model making supplies for architectural model construction and dimensional design workflows.

Shop Cutting Mats | Shop Foam Cutters | Shop Wood Sheets & Strips | Shop Chipboard & Cardboard | Shop Glues & Adhesives