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12-Inch-Long Drywall Knives

9 results

WAL-BOARD TOOLS Soft Grip 3-in x 12-in Stainless Steel Taping Knife

WAL-BOARD TOOLS

Soft Grip 3-in x 12-in Stainless Steel Taping Knife

for pricing and availability

4.7

236

WAL-BOARD TOOLS 3-in x 12-in Blue Steel Taping Knife

WAL-BOARD TOOLS

3-in x 12-in Blue Steel Taping Knife

for pricing and availability

4.6

186

WAL-BOARD TOOLS Soft Grip 3-in x 12-in Blue Steel Taping Knife

WAL-BOARD TOOLS

Soft Grip 3-in x 12-in Blue Steel Taping Knife

for pricing and availability

4.6

104

Marshalltown GE Lexan Blade 17-in x 12-in Plastic Knockdown Knife

Marshalltown

GE Lexan Blade 17-in x 12-in Plastic Knockdown Knife

for pricing and availability

1.0

1

Blue Hawk 12-in x 12-in Steel Taping Knife

Blue Hawk

12-in x 12-in Steel Taping Knife

for pricing and availability

4.7

43

Marshalltown DuraSoft I 3-in x 12-in Blue Steel Taping Knife

Marshalltown

DuraSoft I 3-in x 12-in Blue Steel Taping Knife

for pricing and availability

4.6

50

Marshalltown Narrow 2.25-in x 12-in Stainless Steel Taping Knife

Marshalltown

Narrow 2.25-in x 12-in Stainless Steel Taping Knife

for pricing and availability

ToolPro 12 in Knockdown Knife 12-in x 12-in Plastic Knockdown Knife

ToolPro

12 in Knockdown Knife 12-in x 12-in Plastic Knockdown Knife

for pricing and availability

Marshalltown QLT Flexible Soft Grip 3-in x 12-in Stainless Steel Taping Knife

Marshalltown

QLT Flexible Soft Grip 3-in x 12-in Stainless Steel Taping Knife

for pricing and availability

5.0

1

1

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WarnerPro Grip Stainless Steel 8-in x 8.75-in Stainless Steel Taping Knife

WarnerPro Grip Stainless Steel 10-in x 8.75-in Stainless Steel Taping Knife

WAL-BOARD TOOLSSoft Grip 3-in x 12-in Stainless Steel Taping Knife

WAL-BOARD TOOLSSoft Grip 3-in x 10-in Stainless Steel Taping Knife

WAL-BOARD TOOLSSoft Grip 3-in x 14-in Stainless Steel Taping Knife

WAL-BOARD TOOLSSoft Grip 3-in x 8-in Stainless Steel Taping Knife

WAL-BOARD TOOLSJoint Knife Set 10-in x 7.25-in Plastic Taping Knife

WAL-BOARD TOOLS3-in x 12-in Blue Steel Taping Knife

WAL-BOARD TOOLS3-in x 10-in Blue Steel Taping Knife

WAL-BOARD TOOLS3-in x 8-in Blue Steel Taping Knife

WAL-BOARD TOOLSSoft Grip 3-in x 14-in Blue Steel Taping Knife

WAL-BOARD TOOLSSoft Grip 3-in x 12-in Blue Steel Taping Knife

WAL-BOARD TOOLSSoft Grip 3-in x 8-in Blue Steel Taping Knife

WAL-BOARD TOOLSSoft Grip 3-in x 10-in Blue Steel Taping Knife

MarshalltownDuraSoft I 3-in x 14-in Blue Steel Taping Knife

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Related Products

DuraSoft I 3-in x 12-in Blue Steel Taping Knife

Marshalltown DuraSoft I 3-in x 12-in Blue Steel Taping Knife

The MARSHALLTOWN DuraSoft® I Taping Knives feature a blue steel blade with a rigid ally backer. Our blue steel blade is tapered to run corners faster and easier. The resilient DuraSoft® handle provides a soft feel that reduces fatigue and offers excellent durability. Made in the USA with Global Materials and will bring you quality results.

DuraSoft I 3-in x 8-in Blue Steel Taping Knife

Marshalltown DuraSoft I 3-in x 8-in Blue Steel Taping Knife

The MARSHALLTOWN DuraSoft® I Taping Knives feature a blue steel blade with a rigid ally backer. Our blue steel blade is tapered to run corners faster and easier. The resilient DuraSoft® handle provides a soft feel that reduces fatigue and offers excellent durability. Made in the USA with Global Materials and will bring you quality results.

Scarifier 3-in x 12-in Steel Scarifier

QLT by Marshalltown Scarifier 3-in x 12-in Steel Scarifier

Use the QLT by MARSHALLTOWN 12" Scarifier to prep the plaster undercoat so that the top coat will bond securely to create a strong finish. The lightweight, yet sturdy steel scarifier has a comfortable soft grip handle. This tool makes scratching undercoat easy with 1/4" wide, 3" long flexible blue steel tines that are lightweight, but sturdy.

10 in. Blue Steel Taping Knife 10-in x 9-in Stainless Steel Taping Knife

ToolPro 10 in. Blue Steel Taping Knife 10-in x 9-in Stainless Steel Taping Knife

Tool pro drywall finishing knives are well balanced and comfortable with the proper blade flex. The bright yellow molded handle is textured and contoured for a perfectly lightweight and comfortable grip. Tool pro taping knives combine a blue spring steel blade with a narrow aluminum backing that helps to provide a perfect flex. The tapered blade makes working in corners slightly easier than squared off blades.

Triple Edge 6-in x 10-in Plastic Taping Knife

QLT by Marshalltown Triple Edge 6-in x 10-in Plastic Taping Knife

The QLT by MARSHALLTOWN Triple Edge Knife can be used to tape, scrape, and trim with its durable plastic material. It has a textured handle for a better grip to assist you in creating quality work. This tool is Made in the USA with Global Materials.

12 inch stainless steel knife 12-in x 9.5-in Stainless Steel Taping Knife

ToolPro 12 inch stainless steel knife 12-in x 9.5-in Stainless Steel Taping Knife

Tool pro drywall finishing knives are well balanced and comfortable with the proper blade flex. The bright yellow molded handle is textured and contoured for a perfectly lightweight and comfortable grip. Tool pro taping knives combine a corrosion resistant, stainless steel blade with a narrow aluminum backing that helps to provide a perfect flex. The tapered blade makes working in corners slightly easier than squared off blades.

OX Pro 36-Inches x 3-Inches Plastic Finishing rule

OX Tools OX Pro 36-Inches x 3-Inches Plastic Finishing rule

OX Pro QuickSkim Stainless Flex Finishing Rule - 36".

TP03170 9.12-in x 12-in Steel Taping Knife

ToolPro TP03170 9.12-in x 12-in Steel Taping Knife

Tool pro drywall finishing knives are well balanced.

3.75-in x 8-in Plastic Taping Knife

QLT by Marshalltown 3.75-in x 8-in Plastic Taping Knife

The QLT by MARSHALLTOWN plastic taping knife can be an all-purpose knife but used primarily in drywall applications. This economical tool can be disposed of after use, preventing the need for cleaning. The taping knife features a reinforced handle and tapered flexible 6” blade. This product is made in the USA with global materials.

DuraSoft I 3-in x 10-in Blue Steel Taping Knife

Marshalltown DuraSoft I 3-in x 10-in Blue Steel Taping Knife

The MARSHALLTOWN DuraSoft® I Taping Knives feature a blue steel blade with a rigid ally backer. Our blue steel blade is tapered to run corners faster and easier. The resilient DuraSoft® handle provides a soft feel that reduces fatigue and offers excellent durability. Made in the USA with Global Materials and will bring you quality results.

4-in x 18-in Steel

Kraft Tool 4-in x 18-in Steel

Kraft Tool's product line is manufactured for the Professional Craftsman. Our tools are created for everyday use by the professional cement finisher, brick mason, asphalt paver, tile setter, plasterer or drywall craftsman.

10-Inches x 22-Inches Aluminum

Kraft Tool 10-Inches x 22-Inches Aluminum

Kraft Tool's product line is manufactured for the Professional Craftsman. Our tools are created for everyday use by the professional cement finisher, brick mason, asphalt paver, tile setter, plasterer or drywall craftsman.

12-in x 12-in Steel Taping Knife

Blue Hawk 12-in x 12-in Steel Taping Knife

This taping knife with blue sell blade and non-slip plastic grip, is ideal for r applying, feathering and knock-down texturing.

6-in x 9.125-in Steel Taping Knife

Allway 6-in x 9.125-in Steel Taping Knife

Allway's 6-inch Flexible Soft Grip Joint Knife with Hammer End is a special edition to celebrate the Mexican Heritage. High carbon steel tempered professionally ground blade with updated handle shape for improved comfort and sturdier grip.

Drywall Knives for Smooth Finishes and Professional Taping Results

Drywall knives are essential tools for achieving clean, even finishes when working on drywall installation or repair projects. Whether you’re smoothing joint compound or handling detailed finishing work, the right tools help improve control and consistency. From small touch-ups to larger surface applications, these tools support precision and efficiency across different tasks. Explore a variety of options at Lowe’s to find solutions that suit your project needs and skill level.

Benefits of Drywall Knives

Improved Surface Smoothness: High-quality taping knives help create even layers of compound for a polished finish.
Better Material Control: Using a bucket scraper allows for efficient removal and application of compound with minimal waste.
Enhanced Precision: Flexible blades provide better handling for corners and detailed areas.
Time-Saving Application: Wide blades cover larger areas quickly, helping streamline project timelines.
Cleaner Work Results: Proper tools help reduce excess buildup and create a more refined surface.

Key Features of Drywall Knives

Blade Flexibility: Different blade stiffness levels allow better control depending on the application.
Durable Materials: Stainless steel knives, rubber knives and plastic knives resist corrosion and maintain performance over time.
Variety of Sizes: Choose from 3-in, 4-in, 5-in or 8-in knives to support both detailed work and moderate surface coverage.
Easy Maintenance: Smooth blade surfaces make cleaning quick and simple after use.

How to Choose Drywall Knives

Consider Blade Size: Smaller taping knife options work well for detail tasks while wider blades handle larger surfaces efficiently.
Evaluate Blade Material: Stainless steel or coated blades offer durability and long-term usability.
Check Handle Design: Comfortable grips improve control and reduce strain during longer projects.
Match Project Needs: Choose tools based on whether you’re patching small areas or finishing full drywall installations.

Drywall knives play a key role in achieving smooth finishes and consistent results across a wide range of drywall tasks, from minor repairs to full installations. With the right combination of blade size, flexibility and material, these tools can support better application techniques and improved outcomes. Whether you’re refining edges or covering larger surfaces, having reliable tools makes a noticeable difference. Shop now at Lowe’s.