A studio photograph of the KT Pro Tools A6403SP 8-piece deep impact socket set, featuring eight long black 3/4 inch drive SAE sockets arranged in a row within a white foam tray inside an open blue metal carrying case.
KT Pro

KT Pro Tools Socket Set A6403SP 3/4 In Drive SAE Deep Impact (8 Pc CR-MO Steel 1 In-1-1/2 In 6 Pt Commercial Truck Heavy Industrial Machinery Repair)

In stock
SKU: A6403SP
$79.49 USD

Description

Precision KT Pro Tools 8 Piece 3/4 Inch Drive SAE Deep Impact Socket Set A6403SP

The KT Pro Tools A6403SP 8-Piece 3/4-Inch Drive SAE Deep Impact Socket Set operates as a commercial-grade fastener driving system engineered to execute high-torque removal and installation of long threaded studs and recessed fractional bolts across heavy machinery, commercial truck chassis, and structural steel assemblies. Manufactured from drop-forged Chrome Molybdenum (CR-MO) alloy steel with an anti-corrosive phosphate sunk finish, this 3/4-inch square drive socket set features an extended deep-well body and a 6-point precision-machined internal hex geometry spanning sizes from 1 inch to 1-1/2 inches. Compliant with ANSI/ASME B107.2 standards for high-impact industrial tools, this heavy-duty socket kit distributes rotational force across fastener flat walls to eliminate head rounding, thread stripping, and socket fracture during high-impact shop operations.

Best Used For:

  • Commercial Truck Suspension & U-Bolt Servicing: Reaching protruding threaded studs and deep recessed axle nuts on commercial vehicle chassis and leaf spring assemblies.
  • Heavy Construction Machinery Maintenance: Extracting stubborn fractional frame bolts on bulldozers, excavators, and industrial cranes using 3/4-inch impact tools.
  • Structural Steel & Industrial Plant Piping: Driving large SAE flange bolts and structural anchor rods requiring deep socket clearance in industrial facilities.

Key Performance & Safety Features

  • Forged CR-MO Alloy Steel Strength: Premium Chrome Molybdenum steel absorbs severe torsional shock without cracking or shattering under 3/4-inch drive impact torque.
  • Extended Deep-Well Clearance: Deep socket body architecture clears long protruding bolts and reaches deeply recessed internal fasteners.
  • 6-Point High-Torque Wall Engagement: Machined to exact fractional tolerances to drive flat sides of fasteners, preventing corner rounding on high-value hardware.
  • Phosphate Sunk Protective Finish: Advanced chemical coating guards against friction-induced heat, corrosion, rust, and chemical exposure in harsh environments.
  • ANSI/ASME B107.2 Standard Compliance: Manufactured to meet rigorous industrial quality and safety specifications for high-impact wrench applications.
  • Heavy-Duty Molded Storage Case: Includes a high-density carrying case to organize components and protect socket drive ends during transport.

What's Included

  • (1) 3/4" Drive 1" 6-Point SAE Deep Impact Socket
  • (1) 3/4" Drive 1-1/16" 6-Point SAE Deep Impact Socket
  • (1) 3/4" Drive 1-1/8" 6-Point SAE Deep Impact Socket
  • (1) 3/4" Drive 1-1/4" 6-Point SAE Deep Impact Socket
  • (1) 3/4" Drive 1-5/16" 6-Point SAE Deep Impact Socket
  • (1) 3/4" Drive 1-3/8" 6-Point SAE Deep Impact Socket
  • (1) 3/4" Drive 1-7/16" 6-Point SAE Deep Impact Socket
  • (1) 3/4" Drive 1-1/2" 6-Point SAE Deep Impact Socket
  • (1) Heavy-Duty Molded Carrying Storage Case

Technical Specifications

Brand Name / Manufacturer King Tony (KT Pro Tools) / Horizon Tool Inc.
Model Number SKU A6403SP
Product Tool Classification 3/4-Inch Drive Deep SAE Impact Socket Set
Drive Square Size 0.750 in. (3/4 in.)
Measurement System SAE Fractional Standard
Total Piece Count 8 Sockets plus Carrying Case (9 Total)
Socket Fastener Profile 6 Point Internal Hex
Socket Depth Architecture Extended Deep-Well Design
Minimum Socket Size 1.000 in. (1 in.)
Maximum Socket Size 1.500 in. (1-1/2 in.)
Included Size Range 1", 1-1/16", 1-1/8", 1-1/4", 1-5/16", 1-3/8", 1-7/16", 1-1/2"
Material Composition Drop-Forged Chrome Molybdenum (CR-MO) Alloy Steel
Protective Surface Finish Phosphate Sunk Anti-Corrosion Coating
Standard Compliance Certification ANSI / ASME B107.2
Manufacturer Warranty Coverage Lifetime Limited Warranty

Pro-Tip: When removing long axle U-bolts or frame studs with a 3/4-inch drive impact wrench, make sure the deep socket is seated completely over the nut until the fastener head contacts the interior socket stop. Operating the socket partially seated on protruding threads can concentrate torsional force at the socket opening, leading to uneven wear and reduced torque transmission.