| Specification : | |
| Brand | BAUM Professional Tools |
| Model Number | ART 442/9M |
| Product Category | 9-Piece Metric L-Shaped Hex / Allen Key Wrench Set |
| Material Base | High-Grade Treated Alloy Steel |
| Structural Hardness | 50 HrC (Rockwell Hardness Scale C) |
| Surface Treatment | Anti-Rust Chemical Black Oxide Finish |
| Measurement Type | Metric Sizing System Matrix |
| Piece Count | 9 Indicated Functional Hex Keys |
| Storage Infrastructure | Heavy-Duty Protective Plastic Blow-Molded Case (Blow Case) |
| Key Profile Form | Right-Angle L-Shape (Short & Long Arm Leverage Multiplier) |
| Application Scope | Machinery, Automotive, Electronics, and Assembly Fastening |
Premium High-Grade Alloy Steel: Forged from structural-tier alloy steel to deliver exceptional torque resistance during heavy-duty fastening jobs.
Industrial 50 HrC Hardness Rating: Undergoes meticulous heat treatment to achieve a structural hardness of 50 HrC, preventing the tips from stripping or rounding.
Corrosion-Resistant Black Finish: Coated with a protective black oxide chemical layer that guards against environmental rust, moisture, and chemical wear.
9-Piece Comprehensive Metric Set: Includes nine essential metric-sized L-shaped wrenches to fit a wide range of hexagonal socket cap screws.
Rugged Plastic Blow-Molded Case: Housed inside a highly compact, impact-resistant blow case fitted with designated slots for easy storage and secure transport.