Box Knives | McMaster-Carr

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Stainless Steel

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Stainless Steel

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Halfway Extended

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Stainless Steel

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Blade Replaceable

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For Cutting

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With Blade Storage in Handle

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RoHS

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REACH

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

DFARS Specialty Metals

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240 Products

Utility Knives

Folding Utility Knives

Folding Utility Knives

The blade folds into the handle for convenient storage

Stanley Retracting-Blade Utility Knives

Stanley Retracting-Blade Utility Knives

Retract the blade on these Stanley knives to avoid cuts when not in use

Breakaway-Blade Utility Knives

Breakaway-Blade Utility Knives

Snap off a dull blade segment to expose a sharp edge

Mini Fixed-Blade Utility Knives

Mini Fixed-Blade Utility Knives

Cut through thin materials while keeping your hands safe from punctures and cuts

Self-Retracting Blade Utility Knives

Self-Retracting Blade Utility Knives

The spring-loaded blade automatically retracts when you release the button

Retracting-Blade Utility Knives

Retracting-Blade Utility Knives

Retract the blade to prevent accidental cuts when not in use

Fixed-Blade Utility Knives with Protected Blade

Fixed-Blade Utility Knives with Protected Blade

The blade is enclosed so you don't accidentally cut your fingers

Auto-Retracting Blade Utility Knives

Auto-Retracting Blade Utility Knives

The blade retracts as soon as it loses contact with a cutting surface

Stanley Self-Retracting Blade Utility Knives

Stanley Self-Retracting Blade Utility Knives

The spring-loaded blade automatically retracts when you release the button

Dual Retracting-Blade Utility Knives

Dual Retracting-Blade Utility Knives

Switch between two different blade shapes without carrying multiple knives

Retracting Razor-Blade Utility Knives

Retracting Razor-Blade Utility Knives

Press one end to open and the other to close

Breakaway-Blade Utility Knives with Cushion Insert

Breakaway-Blade Utility Knives with Cushion Insert

A rubber insert provides a comfortable, slip-resistant grip

Carton-Cutting Breakaway-Blade Utility Knives

Carton-Cutting Breakaway-Blade Utility Knives

A depth-cutting guide helps you cut cardboard boxes without damaging contents

Carton-Cutting Utility Knives

Carton-Cutting Utility Knives

Adjust the cutting depth to protect the contents of the carton

Mini Retracting-Blade Utility Knives

Mini Retracting-Blade Utility Knives

The smallest utility knife we offer is shorter than 3" when closed

Chemical Resistant Breakaway-Blade Utility Knives

Chemical Resistant Breakaway-Blade Utility Knives

The handle resists acetone and solvents

Stanley Fixed-Blade Utility Knives

Stanley Fixed-Blade Utility Knives

More stable than retractable blades when applying hard pressure

Retracting Razor-Blade Utility Knives with Breakaway Blades

Retracting Razor-Blade Utility Knives with Breakaway Blades

The dull blade snaps off for a fresh cutting edge

Self-Retracting Razor-Blade Utility Knives

Self-Retracting Razor-Blade Utility Knives

The blade retracts as soon as it loses contact with a cutting surface

Plastic-Scoring Blade Utility Knives

Plastic-Scoring Blade Utility Knives

A notched blade scores acrylics and brittle plastics for a clean break

Rotary-Blade Utility Knives with Protected Blade

Rotary-Blade Utility Knives with Protected Blade

A plastic guard sits around the rotating cutting edge to keep your fingers safe

Breakaway-Blade Utility Knives with Multi-Blade Loading

Breakaway-Blade Utility Knives with Multi-Blade Loading

Load six blades at once for quick blade changes

Fixed-Blade Utility Knives with Spring-Action Blade Guards

Fixed-Blade Utility Knives with Spring-Action Blade Guards

A spring-action guard covers the blade until you press on the cutting surface

Long-Reach Breakaway-Blade Utility Knives

Long-Reach Breakaway-Blade Utility Knives

Nearly a foot long, these knives cut in deep or hard-to-reach spaces

Retracting Rotary-Blade Utility Knives

Retracting Rotary-Blade Utility Knives

The blade rotates to cut curves and shapes on flat surfaces

Metal-Detectable Auto-Retracting Blade Utility Knives

Metal-Detectable Auto-Retracting Blade Utility Knives

Cut cardboard, paper, plastic, and other packing material in your food plant

Scraper Utility Knives

Scraper Utility Knives

Switch between scraping and cutting with these two-in-one knives

Other Products

Utility Knife Blades

Utility Knife Blades

Replace the blade in your utility knife

Shop Knives

Make deep, repetitive cuts with the exposed blade and easy-to-hold handle

Multitools

A variety of tools and blades all in one

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)