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🔧 Upgrade your 3D prints with brass precision and heat-proof power!
This set of 22 brass 1/4-20 heat-set threaded inserts offers professional-grade durability and thermal resistance above 300°C, designed specifically for seamless integration into 3D printed and thermoplastic components. Featuring precision knurling for enhanced torque resistance and easy installation with common tools, these inserts deliver reliable, reusable fastening solutions across a wide range of plastics including PLA, PETG, and ABS.

































| ASIN | B0D3KW9XW5 |
| Best Sellers Rank | #22,310 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #32 in Nut Inserts |
| Brand | ZWMSSLL |
| Color | UNC Threaded Insert |
| Compatible Groove Diameter | 0.12 Inches |
| Customer Reviews | 4.6 4.6 out of 5 stars (132) |
| Drive Style | Spline |
| Exterior Finish | Brass |
| Fastener Type | Insert |
| Grade Rating | industrial |
| Inside Thread Size | 1/4 inch |
| Item Diameter | 0.25 Inches |
| Item Dimensions | 0.31 x 0.31 x 12.7 inches |
| Item Weight | 0.02 Ounces |
| Manufacturer | ZWMSSLL |
| Material Type | Brass |
| Metal Type | Brass |
| Model | 1/4-20x12.7x8 Threaded Inserts |
| Number Of Items | 22 |
| Number of Pieces | 22 |
| Outside Diameter | 7.15 Inches |
| Part Number | 425Pcs Metric Knurled Nuts Kit |
| Screw Head Style | Square |
| Size Name | 1/4''-20 (22pcs) |
| Thread Class | Class 2A |
| Thread Coverage | Fully Threaded |
| Thread Size | 1/4"-20 |
| Thread Style | Right Hand |
| Thread Type | Unified National Coarse (Unc) |
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