Carolus 1/2" Socket Bi-Hex 9mm

The Carolus 1/2" bi-hexagonal socket is a professional-grade impact socket designed for use with 1/2" drive tools on hexagonal and bi-hexagonal fasteners. Manufactured to ISO 1174 standards with a ball retention groove for secure bit engagement, this 9mm socket delivers reliable performance in heavy-duty automotive, plant maintenance, and construction applications.