Summary

I do not take credit for the design or build.
The original download can be found here, please give AVE some love.

https://github.com/Bumblefuck/25mm-olfa-blade-holder-knife

I have made a modification to the spring which keeps falling out.

Print Settings

Printer Brand:

Creality

                                            <p class="detail-setting printer"><strong>Printer: </strong>                     <div><p>Ender 3 Pro</p></div></p>                                                                                <p class="detail-setting rafts"><strong>Rafts: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting supports"><strong>Supports: </strong>                     <div><p>Yes</p></div></p>                                                                                <p class="detail-setting resolution"><strong>Resolution: </strong>                     <div><p>0.2</p></div></p>                                                                                <p class="detail-setting infill"><strong>Infill: </strong>                     <div><p>100%</p></div></p>                                                    <strong>Filament:</strong> SunLu PLA+                Any                    <br>                        <p class="detail-setting notes"><strong>Notes: </strong>                    </p><div><p>The the wall count to 4 walls</p></div>

How I Designed This

Rework of AVE's model

            <div><p>Imported the spring to Inventor<br>Converted the STL to solids<br>Added a small shoulder to the spring to stop it falling out</p></div>

AVE- OLFA blade holder - Spring MOD