Plastic Knuckles Destruction Test

Making an icepick. Inspired by JimmyDiresta

Steampunk DIY Knuckle Duster Finger Ring

3D-printing And Testing This Bad Boy! Knuckle Dusters!

THIS CAN SAVE YOUR LIFE- Brutus Bulldog self-Defense Keychain Knuckle Weapon Review

Double Finger Knuckles by AFrankart

Defender Knuckle Buster Stun Gun

Knuckle Dusters: Underrated or Overdesigned?

Schlagring / Knuckle Duster / Кастет / Poing américain (homemade)

Weapons

How To Make Plastic Knuckle Dusters! (Real Super Punches)

How to Make; Brass Knuckles out of Milk-Jugs