Is this 3D model free to download?

Yes, 1-2-3 Block & V-Block Jig Set is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by MechEngineerMike, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

1-2-3 Block & V-Block Jig Set 3D printable model by MechEngineerMike

1-2-3 Block & V-Block Jig Set

Source: Thingiverse by MechEngineerMike

The 1-2-3 Block & V-Block Jig Set is a free printable 3D model from Thingiverse by MechEngineerMike. 1-2-3 blocks (aka setup blocks) are a highly configurable drill press and milling fixture. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

1,494 saves Source: Thingiverse Updated 2026-10-17 License: CC-BY-NC · non-commercial 4 makes Category: Tools & Workshop

Tags: 123 block, engineering, fixture, Jig, machine shop, setup block, tool, v-block, v block

About this model

1-2-3 blocks (aka setup blocks) are a highly configurable drill press and milling fixture. They are most useful when you need a straight edge or a fixed support surface. Normal 123 blocks are made of hardened steel ground perfectly square and flat. This is intended to be a cost effective & disposable version. (Steel blocks on amazon for comparison: The block dimensions are 1” x 2” x 3”. The holes (5/16") are used to fasten the blocks to each other or to your table. Setup blocks go along nicely with step blocks (clamp set):

Frequently asked questions

Is this 3D model free to download?: Yes. 1-2-3 Block & V-Block Jig Set is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by MechEngineerMike.
Who made this model?: Designed by MechEngineerMike, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.