| Specification | Parameter |
| Brand | DongCheng |
| Series | DG Series |
| Product Type | Heavy-Duty Adjustable Wrench / Shifter Spanner |
| Material | Drop-Forged 45# High-Carbon Tool Steel |
| Heat Treatment | Full-Body Industrial Thermal Hardening |
| Surface Finish | Full Mirror Chrome Plating (Rust & Wear Resistant) |
| Scale Markings | Deepened Laser-Engraved Metric Sizing Marks |
| 8" Model Sizing & Weight | Length: 200 mm (8") / Weight: 275 g (Model: D053708) |
| 10" Model Sizing & Capacity | Length: 250 mm (10") / Jaw Opening: 0 – 32 mm |
| 12" Model Sizing & Capacity | Length: 300 mm (12") / Jaw Opening: 0 – 36 mm |
| Adjustment Mechanism | Precision-Machined Steel Knurled Worm Gear |
| Best Used For | Automotive Repairs, Plumbing Pipework, Machinery Maintenance & General DIY |
Forged 45# Carbon Steel Core: Drop-forged from premium industrial-grade 45# carbon steel, heat-treated throughout for maximum structural strength and resistance to jaw spread under extreme torque.
Full Chrome Anti-Corrosion Plating: Encased in a polished, deep chrome-plated protective layer that shields against rust, environmental moisture, shop chemicals, and abrasive wear.
Precision Worm Gear Adjustment: Features a smooth, tight-tolerance knurled thumb screw mechanism that holds jaw width firmly in place without slipping or binding during use.
Laser-Engraved Sizing Scales: Outfitted with clear, permanent laser-etched metric graduation marks along the jaw face for rapid, error-free bolt head pre-measurement.
Multi-Size Professional Range (8", 10", 12"): Provides tailored leverage options, offering jaw openings from 0–32mm on the 10" model up to 0–36mm on the 12" model for versatile job-site performance across Nepal.