
STL Models of Knives, Blades and Utility Cutters
This collection gathers STL files for folding, utility, gravity and butterfly knives, along with mini and character-inspired blades. You can compare how each design is put together before you commit filament and time on a 3D printer. The range covers simple one-piece prints and multi-part assemblies. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
Le texte de cette collection est rédigé en anglais ; la recherche, elle, fonctionne dans toutes les langues.
Comment cette collection est composée
Polyzon compose cette collection à partir des résultats de recherche des plateformes connectées. Les doublons et les modèles sans aperçu sont retirés, les correspondances faibles sont placées à la fin, et le reste suit l’ordre de la recherche. Les modèles appartiennent à leurs auteurs : consultez les conditions sur la page de chaque modèle.
Règles de sélection : la rédaction de Polyzon · Texte mis à jour le 15/10/2026
Par où commencer
Tous les modèles de cette collection

Iconic Knife - Homelander (The Boys)

MINI伸缩剑

Skeleton Knife

三棱军刺

Utility Knife

凤凰佩匕.凤舞

Gravity knife

Guancette Coltello

Gravity Knife

刀背助力器-护手神器(砍骨省力不伤手)

Knife 3

Butterfly Knife - Print in Place - Balisong

gravity knife toy

蝴蝶刀3代 耗材丝组装,无需支撑

Skeleton Knife
Assasins Creed Hidden Blade

Supernatural demon knife

22-Style Mini Folding Utility Knife-Locking Button

Cutter knife

香蕉快递小刀

Pocket Knife fully functional

蝙蝠镖开箱刀

Best grandpa every butterfly knife.

The optimized butterfly knife

heavenly dagger

Comb Butterfly Knife / Balisong / Kamm Messer

SCALPEL KNIFE AND HOLDER

Hoja Oculta Assassin’s Creed – Doble Acción Lineal

Demon Knife Supernatural

EDC Utility knife, fixed blade with sheath.

MK1- 18mm SEGMENTAL BLADE UTILITY KNIFE

Alpha Hunter - Foldable Pocket Knife

Mini Fidget Knife

OTF Fidget Knife Over-Engineered and Upgradeable

Folding Pocket Utility Knife

独自升级-毒牙短刀

Knife / dagger (very sharp!)
«STL Models of Knives, Blades and Utility Cutters»
Mechanical knife models differ in how they open, lock and balance. Some use pivots and locking tabs, while others rely on sliding parts or a handle-heavy design. Mini versions reduce component count and can be printed as single pieces or small assemblies. Character-inspired blades usually focus on shape and display rather than mechanical function.
Before printing, check the author’s notes for overall size, blade thickness, pin or screw holes, and the number of parts. Look at photos of real prints to see how the mechanism moves and where supports or clearances matter. The material and settings listed on the model page help you judge whether a design matches your 3D printer and filament.
To refine the search, try synonyms such as folding knife, utility cutter, balisong, gravity blade, pocket knife, or prop blade. Related topics include mechanical toys, fidget models, cosplay accessories, and miniature weapons. Adding terms like print-in-place, assembly, or scale can narrow results to a specific build style.
Questions fréquentes
What types of knife models appear in this collection?
What should I check before printing a knife model?
Can I scale a knife model up or down?
How do I find related models?
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