Socket

The Koken 3305A18 is a high-quality, deep-reach 12-point socket with a 3/8" square drive and a 9/16" hex opening. Crafted in Japan, this precision tool offers full-contact engagement and dependable torque delivery. With a 55 mm body length, it’s ideal for reaching recessed fasteners in automotive, industrial, and maintenance applications.

Features:
*3/8" square drive ensures compatibility with standard ratchets.
*12-point (bi-hexagonal) design provides multiple contact angles for fast engagement and high torque capacity.
*Deep-socket length (55 mm) allows access to recessed and hard-to-reach fasteners.
*Flat Drive geometry maintains full surface contact to reduce fastener wear and enhance torque delivery.
*Constructed from hardened, chrome-alloy steel to meet DIN/ISO toughness standards.
*Precision Japanese manufacturing ensures consistent, reliable performance.

Specifications:
*Manufacturer: Koken
*Part Number: 3305A18
*Drive Size: 3/8" square
*Socket Opening: 9/16" (SAE)
*Point Type: 12-point deep socket
*Overall Length: 55 mm
*Dimensions (approx.): Outer D1 18 mm; D2 17 mm; H1 14 mm; H2 41.5 mm
*Weight: Approximately 0.10 kg
*Material: Hardened chrome-alloy steel, cold-forged and heat-treated
*Country of Origin: Japan

Applications:
*Ideal for reaching recessed 9/16" hex fasteners in automotive engines, transmissions, chassis, and suspension assemblies.
*Suitable for industrial machinery servicing where fasteners sit deep and precise torque is required.
*Essential for maintenance and assembly tasks involving hard-to-access bolts.
*Perfect for scenarios benefiting from 12-point engagement to minimize rounding and increase grip.
*Flat Drive design helps protect fasteners and extend the life of both tool and hardware.