| Specification | Parameter |
| Brand | Deli |
| Model / Article Number | Art 443 |
| Product Type | T-Handle Hex Allen Key & Long Pattern Hex Key Set |
| Material Base | High-Grade Alloy Steel |
| Hardness Rating | 50 HRC (High Torsional & Wear Resistance) |
| Surface Treatment | Anti-Corrosion Protective Black Oxide Finish |
| Metric Sizes Included | 1.5mm (x2), 2mm, 2.5mm, 3mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm |
| Pattern / Configuration | Long Pattern Shank + Ergonomic T-Handle Fastening Drivers |
| Packaging / Storage | Heavy-Duty Impact-Resistant Blow-Molded Carry Case |
| Key Characteristics | Anti-Cam-Out Socket Fit, High-Torque Transmission & Rust-Proof |
| Application | Automotive Servicing, Machinery Assembly, Bicycle Maintenance & Heavy Equipment |
| Best Used For | High-Torque Fastening, Deep Recessed Hex Bolts & Workshop Maintenance across Nepal |
High-Grade Heat-Treated Alloy Steel: Precision-machined from premium alloy steel hardened to 50 HRC to deliver superior torsional strength and prevent stripping or rounding under high loads.
Corrosion-Resistant Protective Black Finish: Coated with a protective black oxide layer to resist rust, surface abrasion, and chemical corrosion in heavy workshop environments.
Comprehensive Metric Size Range (1.5mm to 10mm): Includes 1.5, 2, 2.5, 3, 4, 4.5, 5, 5.5, 6, 7, 8, 9, and 10 mm long-pattern keys for broad mechanical and industrial applications.
High-Leverage T-Handle & Long Reach Design: Extended shank length allows access to deep, narrow fastener cavities while ergonomic T-handle elements provide maximum leverage.
Heavy-Duty Blow-Molded Storage Case: Rugged portable blow case keeps all hex wrenches securely organized, protected against impacts, and ready for rapid jobsite deployment across Nepal.