| Specification | Parameter |
| Brand / Manufacturer | Dongcheng |
| Series / Model | DG Series Hex Key Set |
| Product Type | 9-Piece Standard Length Metric Hex Key / Allen Wrench Set |
| Piece Count | 9 Pieces per Set |
| Material Base | Chrome Vanadium (CR-V) Alloy Steel |
| Surface Finish | Industrial Chrome Plated (Anti-Rust Treatment) |
| Thermal Processing | Fully Hardened & Tempered Heat Treatment |
| Included Metric Sizes | 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 6.0mm, 8.0mm, 10.0mm |
| Profile / Reach | Standard-Length L-Shaped Configuration |
| Fastener Compatibility | Internal Hexagonal Socket Head Cap Screws & Set Screws |
| Application | Automotive Servicing, Machinery Assembly, Bicycle Repairs & General Maintenance |
| Best Used For | High-Torque Mechanical Fastening, Anti-Strip Bolt Removal & Workshop Servicing across Nepal |
Premium Chrome Vanadium (CR-V) Steel: Forged from high-tensile CR-V alloy to deliver exceptional torsional strength, resisting bending, rounding, and snapping under heavy torque.
Full Industrial Heat Treatment: Subjected to rigorous quenching and tempering processes for maximum core toughness and long-lasting edge retention during demanding mechanical tasks.
Corrosion-Resistant Chrome Finish: High-luster chrome-plated surface barrier repels moisture, oils, and abrasive shop debris, providing superior rust resistance and effortless clean-up.
Comprehensive 9-Piece Metric Range (1.5mm – 10mm): Includes all standard essential metric sizes (1.5, 2, 2.5, 3, 4, 5, 6, 8, and 10mm) for broad versatility across automotive, industrial, and bicycle maintenance.
Precision-Cut Chamfered Tips: Machined to exact dimensional tolerances to slide smoothly into internal hex bolt heads without slipping, stripping, or damaging fastener sockets across Nepal.