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| Specification : | |
| Brand | BAUM Professional Tools |
| Model Code | ART 12E Metric Wrench Series |
| Product Category | Double-Ended Metric Open-Ended Fastening Spanners |
| Material Base | Premium Drop-Forged Chrome Vanadium Alloy Steel (CrV Construction) |
| Shaft Profile Pattern | High-Clearance Short Pattern with Ergonomic Oval Elliptical Beam |
| Thermal Processing | Comprehensive Multi-Stage Hardened and Tempered Metallurgical Cycle |
| Surface Armor Layer | 3-Layer Plating (Double Nickel Base Layer + Rough Matt Chrome Top Coat) |
| Jaw Configuration | Parallel Smooth-Slotted Open Driving Heads Set at a High-Access Angle |
| Available Loose Sizes | 6X7 | 8X9 | 8X10 | 10X11 | 12X13 | 14X15 | 16X17 | 18X19 | 19X22 | 20X22 | 21X23 | 24X26 |
| Application Scope | Quick-Adjustment Garage Fastening, Low-Clearance Machinery Service, Plumbing Nut Setups |
Premium Forged Chrome Vanadium Core: Manufactured out of professional-grade CrV alloy steel to guarantee high tensile yield ceilings and prevent the jaw jaws from spreading under high stress.
3-Layer Nickel Chrome Rough Matt Coating: Encased in an advanced triple-layered satin coat that isolates baseline metallurgy from moisture, chemical wear, scratching, and rust.
Compact Oval Short-Pattern Geometry: Designed with an ergonomic elliptical cross-beam pattern that fits naturally into the palm while facilitating smooth wrench swing clearance in compact engine bays.
Full Hardened & Tempered Structural Curing: Undergoes meticulous industrial heat treatment cycles to ensure absolute durability and precise dimensional jaw alignment across both driving faces.
Twelve Standalone Loose Size Configurations: Available in a diverse metric matrix mapping light service tracking (6X7mm to 10X11mm), general automotive maintenance (12X13mm to 18X19mm), and heavy industrial setups (19X22mm to 24X26mm).