Best Whole Earth Supply Knife Blades in 2026

Preloaded with an 9MM ABB Black Snap-Off Blade with 13 razor-sharp snap-off segments.

Features a fiberglass-reinforced handle with wraparound rubber grip comfort and control.

Includes a Built-in Blade Snapper for safe and easy tool-free blade replacement on the go.

RAZOR SHARP 18mm BLADE - Preloaded with LBB Heavy-Duty Ultra-Sharp Black Snap-Off Blade from Japanese tool steel for unmatched sharpness and edge retention. 18mm blade has 8 razor-sharp snap-off segments for industrial or construction applications.

FIBERGLASS REINFORCED HANDLE - Chemically resistant, fiberglass-reinforced handle with wraparound rubber grip ergonomically designed for comfort and control. The stainless-steel channel keeps the blade securely in place for safe operation.

SAFE AUTOLOCK CONTROL - Our knife is designed with safety in mind. The auto-lock mechanism allows the blade to retract into the handle. Tactile and audible clicks at each stop assure correct blade placement.

RAZOR SHARP 9mm BLADE - Our knife is preloaded with an ABS Stainless Steel Snap-Off Blade made from Japanese tool grade steel for unparalleled sharpness and superior edge retention. The 9mm blade has 13 razor-sharp snap-off segments.

STAINLESS-STEEL HANDLE - The knife features a stainless-steel handle that's corrosion and chemical resistant. The heavy gauge stainless-steel blade channel firmly secures the blade in place during cutting. An ultra-slim design maximizes mobility.

TOOL FREE EASY BLADE REPLACEMENT - This retracting graphics knife includes a Built-in Blade Snapper for safe and easy tool-free blade replacement on the go. The handle has a pocket clip for carrying convenience. No need for a holster or a keychain.

RAZOR SHARP 25mm BLADE - Our knife is preloaded with an HB Extra Heavy Duty Stainless Steel Snap-Off Blade made from Japanese tool grade steel for unparalleled sharpness and superior edge retention. The 25mm blade has 7 razor-sharp snap-off segments. The extra heavy-duty blade is great for industrial or construction applications.

STURDY PLASTIC HANDLE - Made from high-impact ABS plastic, our ultra-slim handle is durable enough to tackle the toughest job site conditions. The stainless steel channel keeps the blade firmly in place for safe operation.

CUSTOM RATCHET LOCK CONTROL - Designed with safety in mind, our box cutter's ratchet-based locking system provides custom cutting depths. The blade slider has a wheel locking mechanism for unlimited positions when securing the blade in place.

RAZOR SHARP BLADE - Our box cutters have an ultra sharp blade made from stainless steel for unparalleled sharpness and superior edge retention. The precision of the blades allows you to work longer uninterrupted. Simply throw away when dull.

SELF-RETRACTING BLADE - This utility knife's spring-activated blade automatically retracts for added safety. You can lock the blade in an exposed or engaged position by applying light pressure when you slide the blade lock forward with your thumb.

PORTABLE MAGNETIC KNIFE - The Magnetic Touch Knife is a convenient small size, fit for stashing in your pocket, apron, car, kitchen, or office. The built-in magnet and keychain hole will help you keep track of this compact cutting tool.

SELF-RETRACTING BLADE - This safety knife's spring-activated blade retracts when lifted from the cutting surface, minimizing accidents and unwanted cuts. The powerful stainless steel return spring ensures tension and elasticity are maintained.

RAZOR SHARP BLADE - Our knife is preloaded with an SKB-2 Safety Blade made from high-quality carbon tool steel for unparalleled sharpness and superior edge retention. Simply flip the blade 180 degrees to switch from right to left-handed preference.

STURDY PLASTIC HANDLE - This sturdy utility knife has a high-impact handle made from ABS plastic. The textured design provides a comfortable, non-slip grip in your hand. The stainless steel channel keeps the blade securely in place during use.

RAZOR SHARP BLADES - Our Top Sheet Cutter Blades are made from high quality carbon tool steel for unparalleled sharpness and superior edge retention. The precision of these blades allows you to work longer uninterrupted.

CONTAINS 5 HEAVY DUTY BLADES - Each refill pack contains 5 ultra-sharp carbon steel replacement blades. Keep the OLFA TSB-1 Top Sheet Cutter Blade stocked and ready for all of your delicate cutting needs.

COMPATIBLE WITH OLFA TOP SHEET CUTTER - OLFA's Top Sheet Cutter Replacement Blades are designed for use with the OLFA TS-1 Top Sheet Cutter. Equipping your knife with these blades allows for dependable, long lasting use.

SELF-RETRACTING BLADE - The spring-activated blade retracts when lifted from the cutting surface, minimizing accidents and unwanted cuts. Even if the blade slider is engaged during use, the built-in safety guard cannot be overridden. The blade is always covered once the cutting starts.

RAZOR SHARP BLADE - Our knife is preloaded with an SKB-8 Safety Blade made from high-quality carbon tool steel for unparalleled sharpness and superior edge retention. When the blade is exposed it effortlessly cuts up to 0.59 inches (15 mm) in depth.

FIBERGLASS REINFORCED HANDLE - This sturdy utility knife has a fiberglass-reinforced, high-impact handle. The textured design provides a comfortable, non-slip grip and the stainless steel channel keeps the blade securely in place.