Free 
Combat training plastic knife
Thingiverse
Tools & equipment
Чехлы для ножей: 3D-модели и STL файлы
Ну вот, опять потерял нож в куче всякого хлама. Это бесит. Если у тебя есть 3D-принтер, то можно сделать чехол под конкретную модель, а не брать что попало из магазина. Все необходимые STL файлы для таких держателей собраны здесь.
This collection is written in Russian; the search itself works in any language.
Free 
Universal Knife Blade Covers, Secure Fit - 7 Sizes
MakerWorld
Free 
Knife cover against dulling
Creality Cloud
Free 
Butterfly Knife
Thingiverse
Free 
Kitchen Knife guard
MakerWorld
Free 
Knife Set - Plastic
Creality Cloud
Free 
1918 WW1 U.S. Trench Knife
Thingiverse
Free 
kitchen knife guard for 8" chef knife / 7" santoku
MakerWorld
Free 
protector para cuchillos
Creality Cloud
Free 
Dishwasher Silverware Strainer
Thingiverse
Free 
Parametric Knife Sheath / Blade Guard (Custom Fit)
MakerWorld
Free 
EdgeProtector - Parametric
Creality Cloud
Free 
Plastic window weep hole covers
Thingiverse
Free 
Patterned knife sleeve
MakerWorld
Free 
Utility knife cap
Creality Cloud
Free 
Xacto Knife Blade Cover
Thingiverse
Free 
Chef Guard – Protezione Dita
MakerWorld
$0.50 
knife cover (two different stl models)
Creality Cloud
Free 
Knife Handle
Thingiverse
Free 
Kitchen Knife Protectors
MakerWorld
Free 
Flush Cutter Cover
Creality Cloud
Free 
NPEt - The Non-Permissive Environment Tool
Thingiverse
Free 
防切手神器 protect your hand with cutting food
MakerWorld
Free 
Knife bookmark
Creality Cloud
Free 
plastic Schrade SCHCC1 knife replacement
Thingiverse
Free 
Cutco Knife Sheaths
MakerWorld
Free 
Knife, Package box opener, cutter
Creality Cloud
Free 
RC BAE 200 HAWK
Thingiverse
Free 
Villeroy & Boch Messerschutz
MakerWorld
Free 
knife sheath
Creality Cloud
Free 
SPt - Serrated Plastic Tool
Thingiverse
Free 
Universal knife sleeve
MakerWorld
Free 
Hobby knife/X-Acto Knife Blade dispenser
Creality Cloud
Free 
mcPT - The Micro Concealable Plastic Tool
Thingiverse
Free 
Victorinox Sheath for Paring and Tomato Knives
MakerWorld
Free 
Cover per Coltello da Intaglio Legno Codega n.5d
Creality Cloud
Free 
forged in plastic ;) knife kit
Thingiverse
Free 
美工刀外壳
MakerWorld
Free 
Cover for Hiinny Multitool Hook Knife Blade
Creality Cloud
Free 
Karambit Blunt Training Aid Plastic Knife
Thingiverse
Free 
#2 Hobby Knife Blade Cover
MakerWorld
Free 
Dispensador film plástico utilizado en cocina.
Creality Cloud
Free 
RC MIG 15
Thingiverse
Free 
SnapCap – Quick Craft Knife Blade Protector
MakerWorld
Free 
Plastic/Foil Wrap Box
Creality Cloud
Free 
Plastic Playdough knife
Thingiverse
Free 
Kitchen Knife Blade Guard
MakerWorld
Free 
Adjustable utility knife
Creality Cloud
All 3D model categories
The full catalog of topics — from home & household to CNC, searchable across the connected sources.