276 model
FreeMetric bolt sorter, M2, M2.5, M3, M4, M5, M6, hex nuts, MMU
Thingiverse
FreeMost Common Metric Nut And Bolt - M2 through M20
Thingiverse
FreeBolt and Nut Size Gauge - Metric M2 to M12 Holes, Nut Hexes and Length Ruler, No Supports (OpenSCAD)
Printables
FreeISO Metric Nuts and Bolts
Thingiverse
FreeMetric Hex Bolts Set (M6, M8, M10)
Printables
FreeCreality CR10S improved Bed Level Mount (M6 metric Bolt and Nut)
Thingiverse
FreeMetric Nut and Bolt Tolerance Tester
Printables
FreeMetric Bolts and Nuts - working threads with adjusted Fusion Thread settings .xml file
Printables
FreeMetric Bolt and Nut Size Tester for Print Shrinkage (M3, M4, M5)
Thingiverse
FreeMetric Nut And Bolt Tolerance Sizer
Printables
FreeComplete Metric Bolts, Nuts & Washers Set (M8–M14)
Thingiverse
FreeReplacement Knobs Screws Bolts to Lock Down Resin Vat Tanks HEX Metal Metric Bolts 40 mm Length for Saturn 1/2 (S) Mars 3 (PRO)
Thingiverse
FreePrecision ISO Metric Bolt & Nut Set (M12x60 &70)
Printables
FreePrecision ISO Metric Bolt & Nut Set (M6 /M12 /M16)
Printables
FreeMy Customized ISO Metric Bolts
Thingiverse
FreeMetric Hex Bolts Set
Printables
FreeHUGE! Bolt Desktop Planter
Printables
FreeM3 Nut/Bolt Tolerance Test Piece
Printables
FreeMetric thread testbolt
Printables
FreeMetric self tapping thread test jig (F3D parametric model)
Printables
FreeMetric Screw Gauge Card – M3 to M10
Cults3D
FreeM12 Bolt (STRONG) - 12mm x 63mm Bolt - 2 Piece
Printables
FreeBolt Size Finder
Printables
FreeRackLift Hardware Companion Pack — Bolts, Nuts, Washers & Locking Pin | STL + Blender
Cults3D
FreeScrewSpan - Screw Length Comparator | Two Head References
Printables
FreeMetric small screw measuring device
MyMiniFactory
FreeMetric 40mm PT printed parts for Silly's Cynthia
Printables
FreeDaytona Metric HEX Socket Holder
Thingiverse
Freemetric allen key T handle
Thingiverse
FreeNomad Class Deep Space Exploration Vessel
Sketchfab
FreeSunlu FilaDryer S1/+ metric version with ECAS04 Pneumatic Connector
Printables
FreeXOL - Metrix UHF - SV08
Printables
FreeSV08 Poop Bucket for XOL-Metrix
Printables
FreeSV08 XOL-Metrix filament plunger
Printables
FreeMetric thread and screw library
Thingiverse
FreeRepRack Rod Clamps - Only M3 Hardware
Printables
FreeFilament Counter for FLSUN Q5 (metric)
Printables
Freei2 LM8UU Metric Printable parts
Printables
Free2020 cable clips metric
Printables
FreeAllen Screwdriver V2 (metric and imperial)
Printables
FreePC4-M10 PTFE metric hex Coupler / Pass through for Lack enclosure pane or filament dry box
Printables
FreeSimple gantry support (metric/inch), Z-brace for Ender-3 V3 KE/SE
Thingiverse
FreeOpenSCAD ISO metric thread library / functions (updated)
Thingiverse
FreeOpenSCAD ISO metric thread library / functions
Thingiverse
FreeMetric nuts and screws
Thingiverse
FreeMeasuring Cups (nested) with Metric Equivalents
Printables
FreeISO Metric Thread Implementation
Thingiverse
FreeRafter Speed Square with Metric Ruler and Imperial Hip/Valley system — V1.0
Thingiverse