Carolus 1/4" Square Drive Socket – 5.5mm Slotted Bit

The Carolus 1/4" square drive socket is designed to hold and drive 5.5mm slotted screwdriver bits with precision and security. It features a ball retention groove (ISO 1174) and conforms to DIN 3120-C 6.3 standards, ensuring reliable engagement and minimal cam-out during high-torque applications. Ideal for automotive technicians, panel builders, and trade professionals working with pneumatic or manual screwdrivers.