Metal Detectable Safety Knife Ring

Wear this fully metal detectable safety ring knife on the top side of your finger without restriction, allowing both hands to be free. It weighs only 3.5 grams (0.1-oz), has a 6mm (0.24") cutting depth, and can be used on materials such as pallet wrapping

Safety knife SECUNORM PROFI25 MDP NO. 120700

A HANDY HELPER - This convenient metal finger knife has a sharp underside to make jobs like opening cardboard boxes and cutting twine, ribbon, plastic

The Original Handy Safety Knife - 2-Pack - Utility Ring Knife for Finger with Sharp, Curved Blade - Ring Size 12 - Standard Blade - by Handy Twine

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The Handy Safety Ring Knife offers you the convenience of a knife at your fingertips all day long. Never worry about repeatedly reaching for a retractable utility knife again! With a small but heavy-duty cutting blade, this all-purpose knife ring is ideal for a range of professional and industrial settings.

The Original Handy Safety Knife - Utility Ring Knife for Finger with Sharp, Curved Blade - Ring Size 13 - Lime - Standard Blade - Dozen - by Handy

Safety knife SECUNORM PROFI25 MDP NO. 120700