Tackling frozen lug nuts, stubborn chassis bolts, or high-torque industrial fasteners with standard chrome-vanadium hand sockets poses a critical workplace hazard. Hand sockets are brittle; when subjected to the rapid, raw percussive forces of a pneumatic or cordless impact wrench, they can instantly warp, crack, or violently shatter. The Ingco HKISSD12101 10-Piece 1/2-Inch Drive Professional Standard Impact Socket Set is an engineered, high-velocity fastening solution built to absorb massive torque spikes without failure. This industrial-grade set delivers ten essential metric sizes arranged on a compact profile, giving automotive technicians, heavy equipment mechanics, and industrial maintenance crews a complete high-impact tool kit to execute low-profile fastening operations with absolute structural integrity.

The exceptional service life and extreme shock resistance of this collection stem from its premium drop-forged, cold-extruded chrome-molybdenum (Cr-Mo) alloy steel construction and advanced heat treatment. Unlike standard tool steel, Cr-Mo offers exceptional molecular elasticity, enabling the thick walls of these 40mm standard shallow sockets to flex slightly under high-frequency impact cycles rather than splitting or fracturing. Every socket in this set is engineered with a high-clearance 6-point hex profile that contacts the flat sides of hardware rather than the corners, maximizing torque transfer while preventing the rounding of stubborn fasteners. Finished with an industrial-grade black phosphate chemical treatment to resist rust and grease buildup, each socket features a dedicated pin-detent alignment groove at its base to keep the tool securely locked onto high-RPM impact anvils.

Key Features

• Heavy-Duty 10-Piece Metric Array – Delivers a precise range of core workshop sizes from 10mm up to 24mm to handle the vast majority of automotive and machinery fastening tasks.

• Premium Chrome-Molybdenum Build – Cold-extruded from high-grade Cr-Mo alloy steel and heat-treated for ultimate structural resilience against intense percussive shock.

• 40mm Low-Profile Shallow Clearance – Compact 40mm socket height permits effortless access and maximum control inside cramped engine bays, wheel wells, and tight chassis channels.

• High-Torque 6-Point Hex Geometry – Flank-drive structural layout grips the flat surfaces of hardware to distribute mechanical stress evenly and eliminate stripped corners.

• Industrial Black Phosphate Shield – Chemical surface protection layer actively fights off corrosion, prevents rust, and wipes clean easily from shop oils and grease.

• Rugged Blow-Molded Storage Case – Ships complete in a heavy-duty carrying case to keep your full kit cleanly organized, labeled, and quickly accessible inside tool chests.

Technical Specifications

• Brand: INGCO

• Model: HKISSD12101

• Product Type: Professional 1/2" Drive Standard (Shallow) Impact Socket Set

• Piece Count Configuration: 10-Piece Set Layout

• Drive Interface Size: 1/2-Inch Square Drive

• Socket Wall Style: Thick-Gauge Impact-Rated Standard Wall

• Socket Output Profile: 6-Point Hexagonal Configuration

• Total Socket Length: 40 mm

• Metric Size Matrix Included: 10mm, 12mm, 13mm, 14mm, 15mm, 17mm, 19mm, 21mm, 22mm, and 24mm

• Core Metal Material Composition: Drop-Forged, Cold-Extruded, Heat-Treated Chrome-Molybdenum (Cr-Mo) Alloy Steel

• Manufacturing Process: Precision Cold Extrusion & Thermally Hardened

• Surface Enhancement Finish: Anti-Corrosion Heavy Black Phosphate Chemical Coating

• Primary Target Fasteners: High-tensile metric hex bolts, automotive wheel lug nuts, heavy structural studs, and chassis fasteners

• Primary Applications: Automotive tire servicing, brake assembly overhauls, engine compartment mechanics, industrial plant machinery assembly, and light commercial fleet repair

Ideal For

Automotive mechanics, diesel technicians, industrial plant maintenance operators, and heavy-duty specialists who require a professional-grade, shatter-proof, 10-piece metric shallow impact socket set to manage high-torque pneumatic or cordless operations safely in compact workspaces.

Package Includes

10 x INGCO 1/2" Drive 40mm Standard Impact Sockets (10mm to 24mm) 1 x Heavy-Duty Blow-Molded Plastic Storage Case