This Swiss Army Ring Has a Tiny Blade, Mustache Comb, and Bottle Opener
Titanium Utility Men's Ring Custom Made to Your Size | Revolution Jewelry
Talon: Titanium Man Utility Ring – Boone Titanium Rings
Amazon.com: The Original Handy Safety Knife - Utility Ring Knife for Finger with Sharp, Curved Blade - Ring Size 10 - Black - Standard Blade - Dozen - By Handy Twine Knife : Tools & Home Improvement
Osprey - Titanium Utility Ring – Boone Titanium Rings
Multi-Tool Utility Ring
Off-White Silver Utility Ring Off-White
The Original Handy Safety Knife - 12-Pack - Utility Ring Knife for Finger with Sharp, Curved Blade - Ring Size 14 - Orange - Standard Blade - by Handy Twine Knife - Walmart.com
Utility Holster D-Ring Add-On
The Original Handy Safety Knife - 12-Pack - Utility Ring Knife for Finger with Sharp, Curved Blade - Ring Size 15 - White - Standard Blade - by Handy Twine Knife - Walmart.com
The Man Ring: Titanium Utility Ring Version 2.0 - Etsy
Titanium Utility Men's Ring Custom Made to Your Size | Revolution Jewelry
Schaefer - Utility Ring, 3/8"(10mm) Stk, 2 1/2"(64mm) ID