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| Specification : | |
| Brand | BAUM Professional Tools |
| Model Code | ART 253B Series |
| Product Category | Heavy-Duty L-Type Offset Wheel Wrench / Hollow Lug Spanner |
| Material Base | High-Tensile Forged Carbon Steel Alloy |
| Thermal Processing | Comprehensive Full Body Hardened & Tempered Cycle |
| Head Configuration | Integrated Through-Hole Head Design (Hollow Stud Clearance Layout) |
| Surface Armor Finish | Anti-Rust Full Polished Chrome Plated Protection Armor |
| Socket Internal Profile | Deep-Engagement 6-Point Precision Hex Metric Drive |
| Available Standalone Sizes | 17mm | 18mm | 19mm | 21mm | 22mm | 23mm |
| Application Scope | Passenger Car Tire Changing, SUV Wheel Lug Service, Emergency Roadside Breakdowns |
High-Leverage L-Type Offset Geometry: Engineered with an optimal $90\text{-degree}$ right-angle leverage arm that multiplies down-force input to break loose stubborn, seized lug nuts.
Through-Hole Socket Head Configuration: Built with an open concentric head layout that accommodates protruding wheel studs and permits tommy bar insertion for amplified breaking leverage.
Full Body Hardened & Tempered Frame: Drop-forged from structural alloy tool steel to prevent flexing, bending, or fracturing during high-torque roadside applications.
Full Polished Mirror Chrome Plating: Shielded with an industrial-grade layered chrome finish that actively isolates moisture, mud, road salt, and workshop oils to prevent rust.
Deep-Reach 6-Point Hex Sockets: Machined to strict dimensional tolerances to fit snugly over metric wheel fasteners, ensuring non-slip torque transmission and protecting corners.