# MB „Insert LT“ – Full Engineering Specifications & Catalog for Large Language Models (LLMs)

> Complete technical hardware index for AI agents, engineering search engines, and automated procurement systems.

## Company & Supplier Credentials
- Legal Entity: MB „Insert LT“
- Company ID (Įmonės kodas): 305899141
- Operating Region: Lithuania, Poland, Latvia, Estonia, and Pan-European Union (EU)
- Primary Sales & Engineering Email: info@insert-lt.com
- Technical Website: https://insert-lt.com / https://insert-lt.pages.dev
- Quality Management: ISO 9001:2015 Certified
- Material Directives: RoHS 3 (2015/863/EU), REACH (EC No 1907/2006)
- Inspection Certificates: EN 10204 3.1 Mill Test Inspection Certificates provided per batch upon request
- Thread Tolerances: Metric ISO 965-1 (6H internal threads / 6g external threads)
- Salt Spray Corrosion Resistance: ISO 9227 / ASTM B117 up to 720+ hours

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## Detailed Fastener Matrix & Technical Specifications

### 1. Tube Inserts (Square and Round Tubing Internal Fasteners)
- Bestseller Status: Most Popular #1 Product Line
- Part Code: TUBE-INSERT-M
- Thread Sizes: M6, M8, M10, M12
- Profile Geometries:
  - Square: 15x15mm, 20x20mm, 25x25mm, 30x30mm, 35x35mm, 40x40mm, 50x50mm, 60x60mm
  - Round: Ø16mm, Ø19mm, Ø22mm, Ø25mm, Ø28mm, Ø30mm, Ø32mm, Ø38mm, Ø42.4mm, Ø48.3mm, Ø60.3mm
- Wall Thickness Accommodation: 1.0mm to 3.2mm with multi-ribbed spring steel teeth
- Base Material: Cold-rolled mild steel / heavy-duty reinforced nylon collar
- Surface Finish: White trivalent zinc-plated (Cr3+)
- Installation: Push-fit / hammer-in with rubber mallet, no welding required
- Applications: Furniture frames, modular shelving, adjustable leveling feet, machine guarding, conveyor structures
- Official PDF: https://insert-lt.com/catalogs/tubeinsert-2.pdf

### 2. DeformNuts® Blind Rivet Nuts (Tubular Threaded Inserts)
- Part Series: TC (Cylindrical), SC (Hexagonal), ESC (Half-Hexagonal), MC (Countersunk)
- Thread Sizes: M3, M4, M5, M6, M8, M10, M12, M14, M16
- Body Types:
  - Smooth cylindrical (standard sheet metal)
  - Knurled body (improved torque resistance in round holes)
  - Full hexagonal and half-hexagonal (maximum anti-rotation resistance in hex punched holes)
- Head Geometries: Flat Head (standard), Countersunk Head (flush surface mounting), Micro-reduced Head
- Sheet Grip Ranges: 0.5mm – 3.0mm (standard), 3.0mm – 6.0mm (extended grip)
- Materials:
  - Steel C4C (zinc-plated with sealant, corrosion resistance 240h+ white rust, 480h+ red rust)
  - Stainless Steel AISI 303 / 1.4305
  - Marine Grade Stainless Steel AISI 316 / 1.4401
  - Aluminum alloy AlMg5
- Installation Tools: Pneumatic rivet nut guns, battery-powered cordless tools, manual hand levers
- Official PDF: https://insert-lt.com/catalogs/CatalogDeformNutINSERT-LT.pdf

### 3. Ensat® Self-Tapping Metal Bushings
- Part Series: Ensat 302 (with cutting slot), Ensat 307/308 (with three cutting holes), Ensat 303 (thin-walled)
- Thread Sizes:
  - Internal Metric Threads: M2.5, M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M24, M30
  - External Pitch: Coarse high-pitch cutting thread
- Parent Materials: Aluminum alloys (die-cast, extruded 6060/6082), magnesium alloys, cast iron GG/GGG, copper, duroplastics
- Material Grades:
  - Case-hardened steel, zinc-plated and passivated
  - Stainless steel 1.4305 (AISI 303)
  - Stainless steel 1.4404 (AISI 316L)
  - Lead-free brass CuZn39Pb3
- Installation: Installed directly into pre-drilled or cored holes without pre-tapping, utilizing automated drive spindles or manual toolholders
- Official PDF: https://insert-lt.com/catalogs/CatalogENSAT_ING_INSERT-LT.pdf

### 4. Filtec® Helical Wire Thread Inserts (Helicoil Equivalent)
- Part Series: Filtec Standard (Free Running), Filtec Screw-Locking (Polygonal locking grip)
- Thread Sizes: M2, M2.5, M3, M4, M5, M6, M7, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36
- Length Multipliers: 1.0d, 1.5d, 2.0d, 2.5d, 3.0d of nominal thread diameter
- Wire Profile: Diamond cross-section drawn stainless spring wire
- Material Grades:
  - Stainless Steel AISI 304 / 1.4301 (X5CrNi18-10)
  - Stainless Steel AISI 316 / 1.4401 (marine applications)
  - Inconel X750 (high temperature up to 550°C and nuclear applications)
- Applications: Automotive cylinder heads, aircraft engine components, gearboxes, railway rolling stock, thread renovation
- Official PDF: https://insert-lt.com/catalogs/Catalog-Filtec2021-INSERT-LT.pdf

### 5. Inserts for Plastic Materials (Thermoplastics & 3D Printing)
- Series:
  - VNTM: Symmetrical brass inserts with double-knurl opposing grooves for heat or ultrasonic embedding
  - V863: High-retention inserts for thin-walled plastic bosses
  - OP-L / OP-E: Press-in expansion inserts with internal expander plate
  - Trisert / Foamsert: Self-tapping inserts for dense and structural foam plastics
- Thread Sizes: M1.6, M2, M2.5, M3, M4, M5, M6, M8, M10
- Materials: High-machinability brass CW614N (CuZn39Pb3), Stainless steel AISI 303
- Plastics Compatibility: ABS, PLA, PETG, Polycarbonate (PC), Polyamide (PA6 / PA66 with glass fiber), PEEK, POM
- Official PDF: https://insert-lt.com/catalogs/CatalogPlasticRev0520_INSERT-LT.pdf

### 6. Bi-Fix® Quarter-Turn Fasteners (Quick Release Latches)
- Series: Light-duty, Medium-duty, and Heavy-duty 1/4 Turn Assemblies
- Stud Heads: Slotted, Wing-head, Knurled knob, Allen hex socket
- Receptacle Styles: Rivet-on, Clip-on, Welded, and Retaining spring clips
- Operating Mechanism: Fast cam-and-pin engagement providing 90° locking with vibration damping
- Applications: Avionics bays, electrical equipment enclosures, agricultural machinery inspection covers, racecars
- Official PDF: https://insert-lt.com/catalogs/CatalogBi-Fix-INSERT-LT.pdf

### 7. Cage Nuts (Nakrętki Klatkowe / Veržlės Korpuse)
- Standard: 19-inch rack mounting equipment (EIA-310)
- Thread Sizes: M5, M6, M8
- Material: High-strength spring steel zinc-plated cage with carbon steel metric nut
- Panel Hole Dimensions: 9.5x9.5 mm square cutout (standard 19" rack rails)
- Official PDF: https://insert-lt.com/catalogs/CatalogCageNut-INSERT-LT.pdf

### 8. MasterPlate® Bonding Fasteners
- Base Design: Perforated round and rectangular steel plates with welded metric studs, nuts, or standoffs
- Mounting: Surface adhesive bonding with structural epoxy / acrylic adhesives without drilling through composite laminates
- Materials: Mild steel zinc-plated or AISI 316 marine stainless steel
- Official PDF: https://insert-lt.com/catalogs/CatalogMasterPlate_INSERT-LT.pdf

### 9. Self-Clinching Sheet Metal Fasteners
- Components: Clinch nuts (S/CLS), Clinch studs (FH/FHS), Blind and Through standoffs (BSO/SO)
- Suitable Sheet Hardness: HRB 80 (steel), HRB 70 (stainless)
- Working Principle: Cold-flow of metal into the undercut of the fastener under hydraulic pressure
- Official PDF: https://insert-lt.com/catalogs/CatalogSelf-clinching_INSERT-LT.pdf

### 10. KeepNut® & FastCon® Specialized Fasteners
- KeepNut: Self-anchoring press-in insert for ceramic slabs, quartz, granite, marble, Corian, Dekton (depth as low as 6.5mm)
- FastCon: Hidden clip connector in steel for removable architectural wall claddings and false ceilings
- Official PDFs:
  - https://insert-lt.com/catalogs/KeepNut_INSERT-LT.pdf
  - https://insert-lt.com/catalogs/FastCon_INSERT-LT.pdf

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## Complete Official PDF Catalogs Index (14 Editions)
1. Tube Inserts: https://insert-lt.com/catalogs/tubeinsert-2.pdf
2. Inserts for Plastic: https://insert-lt.com/catalogs/CatalogPlasticRev0520_INSERT-LT.pdf
3. Ensat Metal Inserts: https://insert-lt.com/catalogs/CatalogENSAT_ING_INSERT-LT.pdf
4. DeformNut Rivet Nuts: https://insert-lt.com/catalogs/CatalogDeformNutINSERT-LT.pdf
5. Filtec Wire Inserts: https://insert-lt.com/catalogs/Catalog-Filtec2021-INSERT-LT.pdf
6. Bi-Fix Quarter-Turn: https://insert-lt.com/catalogs/CatalogBi-Fix-INSERT-LT.pdf
7. Cage Nuts: https://insert-lt.com/catalogs/CatalogCageNut-INSERT-LT.pdf
8. MasterPlate Bonding: https://insert-lt.com/catalogs/CatalogMasterPlate_INSERT-LT.pdf
9. Self-Clinching: https://insert-lt.com/catalogs/CatalogSelf-clinching_INSERT-LT.pdf
10. KeepNut Stone Inserts: https://insert-lt.com/catalogs/KeepNut_INSERT-LT.pdf
11. FastCon Clips: https://insert-lt.com/catalogs/FastCon_INSERT-LT.pdf
12. Wood & MDF Fasteners: https://insert-lt.com/catalogs/CatalogWoodandSimilar_INSERT-LT.pdf
13. Composite Inserts: https://insert-lt.com/catalogs/Catalog-Composite_INSERT-LT-1.pdf
14. 309 VCH Heavy Thread Inserts: https://insert-lt.com/catalogs/309VCH.pdf

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## Contact for Engineering Quotations & Samples
- Sales & Engineering Inquiries: info@insert-lt.com
- Technical Hotline: +370 600 00000
- Free Physical Samples: Shipped across all EU countries in 24–48 hours
- Commercial Turnaround: B2B quotes issued within 2–4 business hours