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| Country of Origin | China |
|---|---|
| Brand | RS PRO |
| Material | S2 Steel |
| Shape | L |
| Model | 542-3509 |
| Finish | Chrome |
| Hex Size | 1.27 to 10 mm |
| Number of Pieces | 15 |
| Unit of Measure | Metric |
| End Type | Hex Ball End |
| Standards/Approvals | DIN 912 |
| Short or Long Arm | Long |
| • High Rupture Capacity | 57-61 |
| • Key material | S2 |
| Stanley Phillips, Pozidriv, Slotted Screwdriver Set, 12-PieceBrand | Stanley |
| RS PRO 10 piece T Metric Hex Key Set, Hex size 2.5 → 10 mmBrand | RS PRO |
| RS PRO 15 piece L Imperial Hex Key Set, Hex size 0.7 → 17 mmBrand | RS PRO |
RS PRO 542-3509 15 Piece L Metric Hex Key Set is a comprehensive toolset designed for precision fastening and maintenance tasks requiring metric hex keys ranging from 1.27 mm to 10 mm. Manufactured using high-grade S2 steel alloy and finished in corrosion-resistant chrome, these keys provide exceptional durability and long service life suitable for industrial environments.
The L-shaped keys feature long arms ideal for reaching deep-set hex bolts and nuts. Each key is ball ended, which permits angled access up to 25 degrees, making them practical for hard-to-reach fasteners. The keys undergo heat treatment and tempering processes to ensure resistance against wear and rotational stress, suitable for heavy-duty applications.
Supplied in a sturdy, non-interference hinged plastic storage caddy, the 15-piece set remains organized and portable for field or workshop use. The set meets DIN 912 standards and offers a high rupture capacity rating between 57 and 61, guaranteeing robustness and reliability during use.
This hex key set is widely used in mechanical work, fluid power systems, assembly lines, bicycle maintenance, furniture assembly, and other industrial or commercial applications requiring precise hexagonal fastening tools.
This set includes 15 long arm L shaped hex keys for deep-set bolts and fasteners. Keys have a ball end design that allows entry at angles up to 25° for enhanced accessibility. Made from heat-treated, tempered S2 steel alloy, ensuring high strength and resistance to rotational distortion.
Corrosion resistant chrome finish extends tool life in demanding work environments. Keys are precision formed for tight tolerances and reliable fit. Includes a non-interference hinged plastic caddy for organized storage and easy access.
High Rupture Capacity rating between 57-61 enhances durability and safety. Ideal for applications such as assembly, maintenance, and adjustment of hex nuts and bolts. Designed for industrial, mechanical, and fluid power tool needs with metric units.
Explore more RS PRO industrial hand tools and Hex Key Sets on EnvMart for enhanced performance and reliability.
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