Great Wall Impact Wrench Socket 3/4 Hex Air Impact Socket Electric Pneumatic Wrench Socket 17mm 568517

National-level Specialized and New Enterprise ("" Small Giant)

Recognized by Trademark Office and State Administration for Industry and Commerce

Famous Trademark

Ningbo Industrial and Information Technology Department Certification

Zhejiang Famous Brand

Intellectual Property Management System Certification

National Safety Production Standardization Certificate

2013 China Gold Award

Made from Cr-V (Chromium-Vanadium) cold forged steel with superior mechanical properties

Cr-Mo (Chromium-Molybdenum) alloy used in some models

High-temperature fire forging at 1050℃ followed by tempering and low-temperature ice forging at -180℃ to enhance toughness and durability

Black phosphating surface treatment for corrosion resistance and aesthetic durability

CNC machining for precision manufacturing

Industrial-grade, full-scene tool solutions

Hexagonal pneumatic sockets series

Green blade compression for superior performance

International standard interfaces compatible with common extension rods