
Semicircle STL Models for 3D Printing
This collection gathers semicircle STL models for 3D printing, from flat coasters and plates to cutters, handles and geometric shapes. You can use it to find a half-circle form for a specific project and then compare how each author describes size, parts and print orientation. 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 12/10/2026
Par où commencer
Tous les modèles de cette collection

Полукруглая гайка колпачковая для ш...

Two semicircle Plate (GraviTrax & PRO compatible)

Roman Garden Villa w/ Added Semicircle Planter

Semicircle

<BRB> Shape Generator | BSG v20 | OpenSCAD

Точилка полукруглых ножей для ледоб...

Rotating Tool Box

Infinite Right Triangles In A Semicircle

Invertible square (models become each other)

Geometrische Grundformen - Grundschule

Half Circle Cookie Cutter & Stamp

Key Rack (with semicircle hooks)

Lego Compatible (22888.dat) Plate 4 x 8 Round Semicircle

Semicircle Pull Handle - Door, Cabinet, Drawer

HALF CIRCLE CLAY CUTTER

Survivor Semicircle Puzzle 1

Coaster - semicircle (minimalistic) - higher resolution redesign

All shapes

PENDIENTE O SARCILLO SEMICIRCULAR

Semicircle Vase or bowl

Semicircle XTRA GRIP Sander (.STEP files)

Géométrie des polygones

Fraction & angle math circles set

dwie półokrągłe płytki / Two semicircle Plate (GraviTrax & PRO compatible / zgodne)

Math Triangle Set – Equilateral, Right & Isosceles

The Half Moon

Survivor Semicircle Puzzle 2

Cabinet handle semicircle 150mm

Basic 3D Geometric Shapes Multi-Use Learning Tool

Conic Sections

A... semicircle?

Semicircle spinner grip.

Clay Shaping Cards With Semicircle Hole

半月桌-束腰马蹄腿

E3D fan adapter customizer

Compass Ruler

Winkelmesser & Lineal (Vollkreis u. Halbkreis)

stencil (with measurements), circle, eclipse, french curves.

The Square Hole

MoneyBox - Piggy bank -> me & you // Skarbonka -> ja & ty

halfcircle

HALFMOON BOWL (VORONOI)

Half Sphere

Simple Stamps For Sand or Paper
«Semicircle STL Models for 3D Printing»
Semicircle models appear in several practical groups: flat items such as coasters and decorative plates, cutting tools such as cookie, clay and knife cutters, hardware-like parts such as pull handles and key racks, and geometric or puzzle pieces used for teaching and assembly. Some are simple one-part shapes, while others are split into multiple pieces or designed to fit into a larger system. The difference usually lies in thickness, edge treatment and how the curved side meets the flat side.
When choosing a model, check the listed dimensions and scale first, then look at the number of parts and whether assembly is required. Read the author's notes on material, layer height and whether supports are needed, because a thin coaster and a thick handle will not print with the same settings. Photos of real prints help you judge the curve, the flat base and any small holes or slots.
To refine the search, try synonyms such as half circle, half-round, semicircular, arc and segment, and combine them with the intended use: coaster, cutter, handle, plate or puzzle. Related topics include geometric shapes, cookie cutters, drawer pulls, key racks and educational models. Changing the wording often brings up different results, especially when the same form is used for kitchen, workshop or decorative projects.
Questions fréquentes
What kinds of semicircle models are common?
How do I check the size of a semicircle model?
What should I note before printing a semicircle shape?
How can I refine a search for semicircle models?
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