This project is a Prerelease. Objective: Make a blade holder out of a single manufacturing process Release 06/05/2019 : BH04BV22 Decreased blade tilt angle Increased wall thickness Adjusted chamfers Adjusted lock detent Changed magnet adhesive to Loctite 638 Adjust magnet detent Release 05/29/2019 : BH04BV18 Initial Release Production batch of 45 Sold out This blade holder is made of a single piece of 3D printed resin. It's lightweight and super quick to draw the blade in and out. Three magnets lock the blade in the closed position. To slide the blade out, press down with your thumb to unlock and slide. The blade does not lock when it is out. Use your thumb to keep it in place while cutting. Blade holder includes a 18mm Black Heavy Duty Olfa blade.