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Fully Printable Hex Key Set (Allen Wrenches) – 0.7 to 24 mm – DIN ISO 2936
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Fully printable Hex Keys (Allen Wrenches), 0.7–24 mm, based on DIN ISO 2936 – ready for your toolbox.
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- Creative Commons — Attribution — Noncommercial — Share Alike
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A fully printable collection of Hex Keys, designed according to DIN ISO 2936 (formerly DIN 911), ranging in size from 0.7 mm to 24 mm.

| Size | L1 (mm) | L2 (mm) | Screw Thread Size |
|---|---|---|---|
| 0.7 | 32 | 6 | |
| 0.9 | 32 | 10 | |
| 1.3 | 40 | 12 | M1.4 |
| 1.5 | 45 | 14 | M1.6 |
| 2 | 50 | 16 | M2.5 |
| 2.5 | 56 | 18 | M3 |
| 3 | 63 | 20 | M4 |
| 3.5 | 66 | 22 | |
| 4 | 70 | 25 | M5 |
| 5 | 80 | 28 | M6 |
| 6 | 90 | 32 | M8 |
| 7 | 95 | 34 | |
| 8 | 100 | 36 | M10 |
| 9 | 105 | 38 | |
| 10 | 112 | 40 | M12 |
| 11 | 118 | 42 | |
| 12 | 125 | 45 | M14 |
| 14 | 140 | 56 | M16 |
| 17 | 160 | 63 | M20 |
| 19 | 180 | 70 | M24 |
| 22 | 200 | 80 | M30 |
| 24 | 224 | 90 | M33 |
Looking for Torx, Hex, or Phillips screws – with or without heads? Or maybe nuts? I’ve got you covered – including easy-to-grip nut caps. The collection keeps growing!
Print Instructions
Settings for PrusaSlicer
- Layer Height: 0.1 mm (Print Settings → Layers and Perimeters → Layer Height) – For maximum strength and detail in the screw threads.
- Infill: at least 40% (Print Settings → Infill → Fill Density) – Ensures strong, durable prints.
- Extrusion Multiplier: 0.93 (Filaments → Filament) – Prevents threads from being too tight.
- Max Print Speed: 100 mm/s (Print Settings → Speed → Auto Speed (advanced)) – Improves results with fine threads.
- Fill Pattern: Gyroid (Print Settings → Infill) – Provides strength in all directions, prints efficiently, and saves material.
I’m really happy to see your makes and hear your feedback on these Hex Keys.