Ingco 9-Piece Hex Key Set | Extra-Long Arm Chrome Vanadium Allen Wrench Set with Ball End (HHK11092)

The Ingco HHK11092 9-Piece Hex Key Set is a professional-grade fastening tool kit engineered to tackle hex-socket (Allen) screws across automotive machinery, furniture assembly, and industrial equipment. Featuring an extra-long arm configuration, this set provides maximum leverage for loosening stubborn, rusted fasteners and extends deep into highly restricted mechanical spaces where short-profile keys cannot reach.

Every wrench in this 9-piece collection is forged from high-grade Chrome Vanadium (Cr-V) steel, an alloy explicitly selected for its exceptional torque capacity and resistance to twisting or rounding under heavy structural loads. The tools undergo precision heat treatment and are finished with a protective satin coating to prevent rust and corrosion from grease and moisture. A key highlight of this set is the dual-ended design: one side features a standard straight hex tip for transferring maximum torque, while the long arm terminates in a precision-ground ball end. This spherical profile allows for smooth fastening at an entry angle layout up to 25 degrees, making it incredibly easy to navigate around obstructions. The entire set comes organized in a heavy-duty, high-visibility plastic storage sleeve equipped with clearly marked metric size slots for fast identification.

Technical Specifications

• Brand: INGCO

• Model Number: HHK11092

• Product Type: Ball-End Hex Key Set (Allen Wrench Set)

• Total Component Count: 9 Pieces Set

• Key Length Profile: Extra-Long Arm Design for Maximized Leverage

• Working Angle Capacity (Ball End): Up to 25° Entry Angles

• Material Composition: Forged Heat-Treated Chrome Vanadium Steel (Cr-V)

• Surface Protection Finish: Corrosion-Resistant Satin Chrome Coating

• Metric Sizing Matrix Included (9 Pcs):

  • 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 6.0mm, 8.0mm, and 10.0mm Keys

• Primary Target Substrates: Internal hexagonal socket screws, structural furniture fasteners, bicycle mechanical bolts, and industrial machinery grub screws

• Primary Applications: Assembling flat-pack modular furniture, performing bicycle and motorcycle maintenance, tuning factory machine tooling, repairing small engines, and adjusting consumer electronics housings

• Packaging Type: Packed by double blister layout with a rigid, hinged plastic storage organizer sleeve