INGCO 27mm 1/2" Drive Deep Hexagonal Socket – Premium 50BV30 Chrome Vanadium Steel, High-Torque 6-Point Profile, and Black Nickel Plated Corrosion Protection (HHAST12273L)

Reaching recessed 27mm nuts, extended threaded studs, or deeply seated bolts with standard shallow hand sockets can quickly bring mechanical work to a complete halt. Standard sockets lack the internal depth clearance needed to seat fully over long fasteners, resulting in partial engagement, slippage, and rounded bolt corners under high torque. The INGCO HHAST12273L 27mm 1/2" Drive Deep Hexagonal Socket is a professional manual fastening tool engineered for maximum reach, structural strength, and slip-free performance. Designed with an extended deep-wall profile, this high-grade socket allows mechanics, industrial technicians, and maintenance professionals to access hard-to-reach fasteners with complete confidence.

The exceptional durability and precision fitment of this deep socket stem from its heat-treated 50BV30 Chrome Vanadium (Cr-V) steel construction and 6-point hexagonal geometry. The premium 50BV30 alloy is specifically hardened to deliver high torsional strength while resisting structural wear, stretching, or splitting under heavy manual leverage. Featuring a precision-machined 6-point opening, it grips the flat sides of hex fasteners rather than the delicate corners—maximizing rotational force transfer while reducing the risk of stripping. Finished with a sleek black nickel plated treatment, this 27mm socket provides superior resistance against rust, shop grease, and chemical exposure.

Key Features

• Extended Deep-Wall Design – Built with extra internal depth to easily fit over protruding studs, long threads, and deeply recessed 27mm bolts.

• Industrial 50BV30 Cr-V Steel – Drop-forged and heat-treated from premium 50BV30 alloy steel for maximum torsional toughness and long-term durability.

• High-Torque 6-Point Geometry – Features a precision 6-point hexagonal wall profile that applies turning power directly to fastener flats to prevent rounding.

• Standard 1/2" Square Drive – Mounts securely onto all standard 1/2-inch drive ratchets, breaker bars, torque wrenches, and extension bars.

• Black Nickel Plated Finish – Coated in a heavy-duty black nickel finish that offers enhanced corrosion resistance and a sleek appearance.

• Clear Size Markings – Stamped with crisp sizing details for fast identification inside tool chests or socket trays.

Technical Specifications

• Brand: INGCO

• Model: HHAST12273L

• Product Type: Deep Hexagonal Hand Socket

• Socket Size: 27 mm

• Drive Size: 1/2" (12.7 mm Square Drive)

• Socket Profile: 6-Point Hexagonal Deep Wall

• Material Composition: 50BV30 Chrome Vanadium (Cr-V) Steel

• Surface Coating: Heat-Treated Black Nickel Plating

• Packaging Presentation: Packed by Plastic Hanger

• Primary Target Fasteners: Large 27mm metric hex nuts, chassis bolts, wheel hubs, and structural anchors

• Primary Applications: Automotive chassis repair, heavy machinery servicing, suspension maintenance, and industrial assembly

Ideal For

Automotive mechanics, commercial vehicle technicians, industrial maintenance crews, and serious DIYers who require a durable, deep-reach 27mm socket to tackle high-torque manual fastening tasks.

Package Includes

1 x INGCO HHAST12273L 27mm 1/2" Drive Deep Hexagonal Socket Assembly