Mini-Tool | 3D Printable Single-Shot T-Pull NERF Blaster: Digital STL Download

📁 DIGITAL DOWNLOAD ONLY – STL files provided for personal 3D printing use.
💥 Not a real firearm – this is a safe, hobby-grade foam dart blaster designed for sport and fun.

The Mini-Tool is a compact, front-loaded, single-shot T-pull foam dart blaster — fully 3D printable and designed for high performance with minimal hardware. This blaster is built to outperform stock NERF blasters while keeping the build process simple, reliable, and rewarding.

🔧 Key Features

• Simple, Streamlined Design – easy to assemble and maintain

• Ergonomic Grip – comfortable and balanced in hand

• Minimal Hardware Required – mostly screws and O-rings

• Picatinny Rail – attach accessories easily

• Scalable Power – tune your spring for different performance levels

🧰 Required Hardware

Minimal hardware needed – no glue or soldering required:

Screws:

• 4x M3 x 8mm Countersink (Optional)

• 7x M4 x 12mm Countersink

• 6x M4 x 20mm Countersink

• 2x M4 x 40mm Countersink

• 14x M3 x 12mm Socket Head

• 2x M3 x 20mm Socket Head

O-Rings:

• 3x 35mm OD, 2.5mm Thick

• 1x 6mm ID, 2mm Thick

Spring:

• ~85mm long, <26mm diameter (tuneable for performance)

⚠️ A fully functional and accurate 3D printer is required for successful assembly.

🛠️ Assembly Instructions

Step-by-step professional instructions available here:
👉 Mini-Tool Build Guide

📄 License Terms

By purchasing, you agree to a personal use license:

• Unlimited prints for yourself or your household

• Not for resale or commercial production

Commercial inquiries or commission work? Message me directly on Etsy — I'm happy to chat!