| Specification | Parameter |
| Brand / Manufacturer | Dongcheng |
| Series / Model Line | DG Series Heavy-Duty Steel Measuring Tape Range |
| Product Type | Heavy-Duty Self-Locking Retractable Steel Tape Measure |
| Available Sizes (Length x Width) | 3m (10ft) x 16mm | 5m (16ft) x 19mm |
| Locking Mechanism | Automatic Self-Lock with Push-Button Release |
| Case Material Construction | Impact-Resistant Pure ABS Core with Soft Shockproof TPR Overlay |
| Blade Material | High-Tensile Carbon Spring Steel with Anti-Abrasion Coating |
| Measurement Scales | Dual-Scale Metric (mm/cm/m) & Imperial (inch/ft) Graduations |
| Hook Construction | True-Zero Self-Adjusting Dynamic End Hook |
| Grip / Ergonomics | Non-Slip, Shock-Dampening Contoured Rubber Armor |
| Application | Structural Framing, Masonry, Cabinetry, MEP Channeling & DIY |
| Best Used For | One-Person Automated Layout, High-Drop Durability & Site Dimensioning across Nepal |
Intelligent Hands-Free Self-Lock Mechanism: Automatically locks the steel blade firmly in place as it is pulled out, retracting smoothly only upon pressing the release button.
Dual-Layer ABS & Soft TPR Shock Armor: Rugged virgin ABS shell enveloped in impact-absorbing soft rubber shields the tool from drops and delivers a non-slip, comfortable grip.
High-Contrast Metric & Imperial Graduations: Clear, wear-resistant printed markings display both metric (mm/cm/m) and imperial (inch/ft) units for effortless reading and layout conversions.
True-Zero Dynamic End Hook: Self-adjusting riveted steel hook slides automatically to compensate for hook thickness, guaranteeing dead-accurate inside and outside measurements.
Optimized Standout Across Two Heavy Sizes: Available in 3m x 16mm and 5m x 19mm options to provide stable, unassisted blade standout for solo jobsite layout work across Nepal.