Milwaukee 48-22-1901 Fastback Utility Knife with One-Handed Opening, Belt Clip & Onboard Wire Stripping

Overview

The Milwaukee 48-22-1901 Fastback is a compact, all-metal utility knife engineered for quick, reliable cuts in demanding environments. Its slim profile fits easily in a pocket or tool belt, while the bolted-on wire clip keeps the knife within reach without damaging lightweight fabrics. Designed to activate the blade with one hand, it supports fast, controlled operation in the middle of a task. The knife’s robust construction is built to withstand the rigors of daily field work, and its thoughtful features aim to reduce downtime on the job.

What makes it stand out

• ONE-HANDED OPENING: A dedicated button lets you flip the blade out quickly with a single hand.
• TOOL-FREE BLADE CHANGING: Swap blades without tools, so you can stay productive on site.
• ONBOARD WIRE STRIPPING: A back notch supports stripping up to 10 gauge wire, even when the blade isn’t extended.
• GUT HOOK FUNCTION: The rear of the handle can guide loops for quick cuts with minimal effort.
• WIRE FRAME BELT CLIP: Attach to your belt, pants, or gear without damaging fabrics or surfaces.
• ALL-METAL CONSTRUCTION: A durable, heavy-duty design built to endure drop-offs and tough use on the job.
• ERGONOMIC HANDLING: The handle is shaped to fit a wide range of hands, promoting a confident grip during tasks.
• DESIGNED FOR FIELD TASKS: Ideal for construction, packing, moving, renovation, and outdoor work where quick access matters.

Real-world use cases

On a construction site, this knife is ready for rope, tape, and packaging tasks, with blade changes that don’t slow you down. For electrical or maintenance work, the onboard wire stripping feature offers a practical solution for terminations and quick repairs. Outdoors or in a workshop, its compact form and belt clip keep the knife accessible without weighing you down.

How it works

To deploy the blade, press the one-handed opening button and swing the blade into place with a simple motion. When work is done, snap the blade closed and return it to your pocket or clip. For wire work, use the back notch to strip up to 10 gauge wire while keeping the knife in a safe, usable position. Blade changes are tool-free, so you can stay focused on the task ahead.

Design notes and care

The slim body design facilitates easy storage in tight pockets. The integrated belt clip enables quick access without snagging fabrics, while durable metal construction supports long-term use. Regular cleaning and dry storage will help maintain performance over time.