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Urrea 4978B SAE Folding Hex Key Set
The Urrea 4978B is an industrial-duty 9-piece SAE folding hex key set designed for precision, durability, and ease of use. Featuring an ergonomic bimaterial handle, this tool provides a secure, non-slip grip that is both lightweight and resistant to environmental agents. The integrated drivers allow for natural rotation of the hand and wrist, with a complete 360° rotation and funnel-type entry to facilitate the quick tightening and loosening of bolts and screws with hexagonal sockets.
Forged from 8650 premium steel and precision heat-treated, the hex keys deliver maximum hardness and long-lasting performance in demanding industrial environments. The set exceeds ASME B18.3 and ISO 2936L standards, ensuring reliable torque and dimensional accuracy.
Key Features
- Included Sizes: 0.050", 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", and 3/16"
- Material: Forged 8650 premium steel with precision heat treatment for maximum hardness
- Handle Design: Ergonomic, non-slip bimaterial handle resistant to environmental agents
- Operation: 360° rotation and funnel-type entry for efficient fastening and loosening
- Standards Compliance: Exceeds ASME B18.3 and ISO 2936L specifications
Frequently Asked Questions
Q: What sizes are included in the Urrea 4978B hex key set?
A: The set includes 9 SAE sizes: 0.050", 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", and 3/16".
Q: What material are the hex keys made from?
A: The drivers are forged with 8650 premium steel and heat-treated to ensure maximum hardness and durability.
Q: Does this tool meet industrial standards?
A: Yes, the tool exceeds ASME B18.3 and ISO 2936L standards for precision and performance.