Dao rọc giấy snap-off (Snap-Off utility knife) in 3D

Features

- Universal compatibility with standard 9 mm and 18 mm snap-off blades.

- Adjustable length using a screw-and-slide mechanism for precise blade extension.

- Fully 3D-printable, one-piece body with no metal parts required; quick to assemble after printing and ideal for model making, crafts, and everyday office cutting.

Assembly

1. Align the blade opening with the carriage pin and slide the blade into the track.

2. Attach the rear cover to secure the blade and finish the assembly.

⚠ Safety: The blade is sharp; handle carefully to prevent injury.