{"product_id":"m3-brass-insert-nuts-120pcs-m3x5x4mm-heat-set-insert-nuts","title":"M3 Brass Insert Nuts - 120pcs M3x5x4mm Heat Set Insert Nuts","description":"\u003cb\u003eMultiple specifications available\u003c\/b\u003e\u003cbr\u003e► MICRO \u0026amp; STANDARD (120pcs) \u003cbr\u003eM1.4×2.5×2.3 | M1.4×4×2.3 \u003cbr\u003eM2×2×3.2 | M2×3×3 | M2×4×3.2 | M2×6×3 \u003cbr\u003eM2.5×3×3.5 | M2.5×4×3.5 \u003cbr\u003eM3×3×4.2 | M3×4×4 | M3×4×5 | M3×5×4 | M3×5×4.6 | M3×5.7×4.6 | M3×6×5 | M3×7×4 | M3×8×5 | M3×9×4.5 \u003cbr\u003e\u003cbr\u003e► HEAVY DUTY (60pcs) \u003cbr\u003eM4×3×5 | M4×4×6 | M4×5×5.5 | M4×6×6 | M4×8×6 \u003cbr\u003eM5×6×7 | M5×7×7 | M5×8×7 | M5×10×7 \u003cbr\u003eM6×8×8 | M6×10×8 \u003cbr\u003eM8×12×10\u003cbr\u003e\u003cbr\u003eThese Metric Brass Knurled Nuts create permanent, vibration-proof threads in plastics, wood, and composites – solving weak joints in 3D prints, drone frames, and CNC assemblies.\u003cbr\u003e\u003cbr\u003eMicro Size (M1.4, M2, M2.5)\u003cbr\u003e M1.4×2.5×2.3 \/ M1.4×4×2.3: Precision 3D printing (micro models, wearables), Miniature electronics (sensors, micro-devices), Low-load plastic joints (e.g., eyewear hinges)\u003cbr\u003e M2×2×3.2 \/ M2×3×3 \/ M2×4×3.2 \/ M2×6×3: Small 3D prints (drones, robotics joints), Electronics enclosures (routers, remotes), Hobbyist models \u0026amp; lightweight toys\u003cbr\u003eM2×6×3: Thicker plastic walls or deeper embedding\u003cbr\u003e\u003cbr\u003eStandard Size (M3 - Most Versatile)\u003cbr\u003e Short (3-5mm): Thin-walled 3D prints (enclosures, panels)，Light-duty connections (cosplay props, handles) \u003cbr\u003e*M3×4×5\/M3×5×4.6*: Enhanced grip for soft plastics\u003cbr\u003e Medium (5-6mm):General-purpose 3D printing (drones, tools, prototypes)，Optimal pull-out resistance for 3-5mm walls\u003cbr\u003e Long (7-9mm):High-stress joints (motor mounts, load-bearing parts)，Thick materials (≥5mm) or multi-layer assembly\u003cbr\u003eM3×9×4.5: Deep cavities\/specialized structures\u003cbr\u003e\u003cbr\u003eMedium Duty (M4)\u003cbr\u003e M4×3×5 \/ M4×4×6 \/ M4×5×5.5 \/ M4×6×6 \/ M4×8×6:Larger 3D prints (printer frames, tool housings), Furniture connectors (chair arms, storage bins)\u003cbr\u003eIndustrial plastic housings, *6-8mm lengths*: Critical load points; 6mm OD boosts torque resistance\u003cbr\u003e\u003cbr\u003eHeavy Duty (M5, M6, M8)\u003cbr\u003e M5×6×7 \/M5×7×7 \/ M5×8×7 \/ M5×10×7:Structural 3D prints (furniture, workbenches),Thick engineering plastics \u0026amp; industrial guards,M5×10×7: Extreme pull-out resistance (≥8mm walls)\u003cbr\u003e M6×8×8 \/ M6×10×8:Heavy machinery plastics \u0026amp; agricultural equipment\u003cbr\u003e\u003cbr\u003eHigh-load structural joints\u003cbr\u003eM6×10×8: Superior holding power for thick walls\u003cbr\u003e M8×12×10:Industrial-grade plastic structures \u0026amp; prototypes, Heavy carts, large-scale installations, Requires very thick walls (≥10mm)\u003cbr\u003e\u003cbr\u003e\u003cb\u003e 3-SECOND HEAT-SET INSTALLATION\u003c\/b\u003e\u003cbr\u003e Melt into PLA\/PETG\/ABS\/Nylon with any soldering iron (150-200°C\/300-400°F).\u003cbr\u003e Brass alloy conducts heat 2X faster than steel – prevents bubbling\/warping in thin-walled prints.\u003cbr\u003e\u003cbr\u003e\u003cb\u003e 360° ANTI-SPIN LOCK\u003c\/b\u003e\u003cbr\u003e Spiral knurl + serrated flange bites into material for high-torque applications:\u003cbr\u003eMotor mounts, gear assemblies, and dynamic joints.\u003cbr\u003e No glue needed – withstands 200+ insertion\/removal cycles.\u003cbr\u003e\u003cbr\u003e\u003cb\u003e CORROSION-RESISTANT \u0026amp; EMI-SAFE\u003c\/b\u003e\u003cbr\u003e Ideal for marine drones, automotive electronics, and outdoor gear.\u003cbr\u003e Non-magnetic properties protect sensitive instrumentation.","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":55212234342772,"sku":null,"price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/5799\/5892\/files\/71BXHiWnXzL.jpg?v=1787294204","url":"https:\/\/linkmejor.com\/products\/m3-brass-insert-nuts-120pcs-m3x5x4mm-heat-set-insert-nuts","provider":"linkmejor.com - More for Less","version":"1.0","type":"link"}