Cutters

Portwest knives provide a full range of cutting solutions including replacement blades. Our knives offer razor sharp precision and are ergonomically designed for easier handling. Using only high quality materials, they are used across a wide variety of industries including factories, warehouses, trades men and DIY enthusiasts. You can trust our knives and blades to perform while making safety a priority. 




Portwest  KN40  Retractable Safety Cutter

Portwest KN40 Retractable Safety Cutter

The latest super safety cutter featuring a  blade that retracts when it loses contact with mate..

£5.65

Portwest KN10  Ultra Safety Cutter

Portwest KN10 Ultra Safety Cutter

Cleverly designed using zinc alloy with your safety in mind, the knife for right-handed people has&n..

£1.90

Portwest KN18  Snap Off Knife

Portwest KN18 Snap Off Knife

Ergonomically designed with rubber grip makes this knife easy to hold and easy to use. A clamp down ..

£1.10

Portwest KN20  Pro Safety Cutter

Portwest KN20 Pro Safety Cutter

Made from zinc alloy for toughness and durability, the Pro Safety Cutter is suitable for both right ..

£2.40

Portwest KN30 Folding Utility Knife

Portwest KN30 Folding Utility Knife

This lightweight utility knife offers an aluminium handle and a belt clip for added mobility. It fea..

£3.45

Portwest KN90  Replacement Blades For KN10 and KN20 (10)

Portwest KN90 Replacement Blades For KN10 and KN20 (10)

Fits the KN10 and KN20 knives. This blade, constructed from carbon steel, has unparalleled sharpness..

£0.85

Portwest KN91  Replacement Blades for KN30 and KN40 Cutters (10)

Portwest KN91 Replacement Blades for KN30 and KN40 Cutters (10)

This blade is constructed from carbon steel. Each blade features two cutting edges. Designed to be u..

£0.90

Portwest KN93 Snap For KN18 Replacement Blades (10)

Portwest KN93 Snap For KN18 Replacement Blades (10)

The replacement blades for the KN18 have 8 cutting points. Comes in packs of  10 and is&nb..

£0.60

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