GearWrench Impact Socket Set 84948N 1/2 Inch Drive 39 Piece Standard Deep Metric Kit (Chrome Moly Steel 6 Point Black Oxide Vehicle Fastening)
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GearWrench 84948N 39-Piece 1/2" Drive 6-Point Standard & Deep Metric Impact Socket Set
The GearWrench 84948N 39-piece 1/2-inch drive metric impact socket set delivers heavy breakout torque and precision fastener engagement across millimetric hardware sizes ranging from 9mm to 30mm. Forged from high-tensile chrome molybdenum (Cr-Mo) alloy steel with an industrial black oxide protective finish, each standard and deep 6-point socket utilizes engineered off-corner loading geometry to direct driving force across fastener flats and prevent bolt head rounding. Outfitted with high-visibility laser-etched markings, permanent secondary roll-stamped size callouts, a 1/2-inch drive impact universal joint for off-axis access, and a rugged blow-molded carrying case, it equips automotive technicians, fleet mechanics, and industrial fabricators with durable impact performance under high-vibration pneumatic and cordless impact gun workloads.
Best Used For:
- Automotive Drivetrain and Axle Service: Sizing and torquing deep metric axle spindle nuts, transmission bellhousing bolts, and engine cradle fasteners with 1/2-inch cordless impact wrenches.
- Vehicle Suspension and Frame Maintenance: Loosening seized metric control arm bolts, shock absorber mounts, and subframe crossmember hardware using shallow and deep socket configurations.
- Industrial Machinery and Assembly Plants: Fastening high-strength metric Class 8.8, 10.9, and 12.9 structural bolts in tight machine bays using the included impact universal swivel joint.
Key Performance & Safety Features
- Impact-Grade Chrome Molybdenum Steel: Drop-forged Cr-Mo alloy construction withstands intense cyclic impact vibrations and high breakout torque without cracking.
- Engineered Off-Corner Loading Design: 6-point socket geometry engages fastener flats rather than fragile corners to maximize torque transfer and eliminate rounded bolt heads.
- Complete Standard and Deep Socket Pairing: Includes 19 shallow and 19 deep metric sizes from 9mm to 30mm to clear long threaded studs and fit tight clearance envelopes.
- 1/2-Inch Drive Impact Universal Joint: Smooth-pivoting impact swivel joint provides flexible angular access to fasteners in obstructed, recessed locations.
- Dual High-Visibility Size Identification: High-contrast laser-etched dimensional callouts paired with deep roll-stamped impressions ensure rapid tool recognition in dim shop bays.
- Corrosion-Resistant Black Oxide Coating: Chemical conversion finish seals alloy steel surfaces against rust, moisture, engine oil, and shop solvents.
What's Included
- (19) 1/2" Drive 6-Point Standard Metric Impact Sockets: 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 26mm, 27mm, 30mm
- (19) 1/2" Drive 6-Point Deep Metric Impact Sockets: 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 26mm, 27mm, 30mm
- (1) 1/2" Drive Impact Universal Swivel Joint
- (1) Heavy-Duty Blow-Molded Storage and Carrying Case
Technical Specifications
| Manufacturer Brand | GearWrench (Apex Tool Group) |
| Model Part Number | 84948N |
| Total Set Piece Count | 39 Pieces (38 Sockets, 1 Universal Joint, 1 Case) |
| Drive Square Tang Size | 0.500 Inches (1/2 in. Square Drive) |
| Measurement System | Metric (Millimeter Standard) |
| Socket Fastener Drive Geometry | 6-Point Off-Corner Loading Profile |
| Length Formats Included | Standard (Shallow) & Deep Well |
| Metric Sizing Range | 0.354 in. (9.00 mm) Minimum to 1.181 in. (30.00 mm) Maximum |
| Material Composition | Drop-Forged Chrome Molybdenum (Cr-Mo) Alloy Steel |
| Protective Surface Finish | Industrial Black Oxide Conversion Coating |
| Included Accessory | 1/2 in. Drive Impact Universal Swivel Joint |
| Impact Rating Standard | Heavy-Duty Pneumatic & Cordless Impact Rated |
| Total Net Set Weight | 23.43 lbs (374.88 oz / 10.63 kg) |
| Universal Product Code (UPC) | 099575084980 |
| Suitable for material type | Metric Class 8.8, 10.9, & 12.9 Steel Bolts, Axle Nuts, & Calipers |
Pro-Tip: When using the impact universal joint to access angled transmission bellhousing bolts, keep your impact gun throttled at a steady, medium speed to prevent excessive joint whip and maintain direct torque alignment against the bolt head.
