KT Pro Tools Socket Set A4402SP 1/2 In Drive SAE Impact (8 Pc CR-MO Steel 3/8 In-15/16 In 6 Pt Automotive Suspension Machinery Repair)
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Precision KT Pro Tools 8 Piece 1/2 Inch Drive SAE Impact Socket Set A4402SP
The KT Pro Tools A4402SP 8-Piece 1/2-Inch Drive SAE Impact Socket Set operates as a commercial-grade fastener driving system engineered to execute high-torque removal and installation of stubborn fractional bolts across automotive suspensions, engine mounts, and industrial machinery. Forged from high-grade Chrome Molybdenum (CR-MO) alloy steel with an anti-corrosive heat-treated phosphate finish, this 1/2-inch square drive socket set features a 6-point precision-machined internal hex geometry covering fractional sizes from 3/8 inch to 15/16 inch. Designed for seamless operation with 1/2-inch drive pneumatic air impact wrenches like Mighty-Seven (M7) models and cordless drivers, this heavy-duty socket array distributes rotational force across fastener flat walls to eliminate rounding, head deformation, and socket fracture during severe shock-load shop operations.
Best Used For:
- Automotive Suspension & Frame Maintenance: Extracting stubborn SAE bolts on control arms, leaf spring shackles, and engine mounts using high-torque 1/2-inch impact tools.
- Industrial Plant Machinery Assembly: Servicing heavy mechanical couplings, motor bases, and structural frame fasteners requiring reliable SAE fractional sockets.
- Commercial Equipment Repair: Fastening fractional hex nuts and bolts on agricultural machinery, trailers, and heavy construction equipment.
Key Performance & Safety Features
- Forged CR-MO Alloy Steel Strength: Premium Chrome Molybdenum steel absorbs severe torsional shock without cracking or shattering under high-torque impact wrench operation.
- 6-Point High-Torque Wall Engagement: Machined to exact fractional tolerances to drive flat sides of fasteners, preventing corner rounding on high-value hardware.
- Heat-Treated Black Phosphate Finish: Chemical coating guards against friction-induced heat, corrosion, rust, and shop solvent exposure.
- Pneumatic Impact Tool Optimization: Engineered to integrate seamlessly with Mighty-Seven (M7) and standard industrial 1/2-inch pneumatic air impact drivers.
- Retaining Pin & O-Ring Drive Slot: Built-in drive end hole accepts locking pins and safety rings to secure sockets onto 1/2-inch drive impact anvils.
What's Included
- (1) 1/2" Drive 3/8" 6-Point SAE Impact Socket
- (1) 1/2" Drive 7/16" 6-Point SAE Impact Socket
- (1) 1/2" Drive 1/2" 6-Point SAE Impact Socket
- (1) 1/2" Drive 9/16" 6-Point SAE Impact Socket
- (1) 1/2" Drive 11/16" 6-Point SAE Impact Socket
- (1) 1/2" Drive 3/4" 6-Point SAE Impact Socket
- (1) 1/2" Drive 13/16" 6-Point SAE Impact Socket
- (1) 1/2" Drive 15/16" 6-Point SAE Impact Socket
Technical Specifications
| Brand Name / Manufacturer | King Tony (KT Pro Tools) |
| Model Number SKU | A4402SP |
| Product Tool Classification | 1/2-Inch Drive SAE Impact Socket Set |
| Drive Square Size | 0.500 in. (1/2 in.) |
| Measurement System | SAE Fractional Standard |
| Total Piece Count | 8 Pieces |
| Socket Fastener Profile | 6 Point Internal Hex |
| Minimum Socket Size | 0.375 in. (3/8 in.) |
| Maximum Socket Size | 0.9375 in. (15/16 in.) |
| Included Size Range | 3/8", 7/16", 1/2", 9/16", 11/16", 3/4", 13/16", 15/16" |
| Material Composition | Drop-Forged Chrome Molybdenum (CR-MO) Alloy Steel |
| Protective Surface Finish | Heat-Treated Black Phosphate Finish |
| Machine Equipment Compatibility | 1/2" Air Impact Wrenches, Cordless Drivers, Breaker Bars |
Pro-Tip: Before loosening corroded or thread-locked suspension bolts with an air impact wrench, apply penetrating fluid and allow it to soak into the threads. Using the 6-point CR-MO socket at a straight 90-degree angle to the bolt head ensures complete wall contact, transferring 100% of the impact torque without slipping or rounded bolt heads.