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Vertical photo of black 22mm hex impact socket with ASTA markings and 3/4-inch drive collarAngled side view of impact hex socket showing square drive opening, retaining groove and ASTA CR-MO 22mm markingDiagonal view of 22mm hex tip and collar of impact socket with ASTA marking and retention holes

3/4″ Drive 22MM Hex Impact Socket, 2100 Nm Maximum Torque

Heavy-duty 22mm hex impact socket for 3/4″ drive systems, rated to 2100 Nm for industrial fastening applications.

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Description

3/4″ Drive 22MM Hex Impact Socket

Brief Overview

This 3/4″ drive hex impact socket delivers professional-grade performance for high-torque fastening operations. Built with chromium-molybdenum steel and a dark phosphate finish, it withstands the shock loads and vibration of pneumatic impact tools. The 22mm hex profile is engineered for heavy industrial work—automotive assembly, equipment maintenance, and construction fastening. For operators working across multiple hex sizes, consider pairing this with additional hex impact sockets in complementary sizes to maximize shop versatility.

Key Features

  • Chromium-Molybdenum Construction: CR-MO steel delivers superior impact resistance and durability against repeated shock loading
  • Dark Phosphate Impact Finish: Protects against corrosion and provides the matte, non-reflective surface required for impact tool applications
  • Precision Hex Profile: 22mm six-sided geometry with chamfered edges ensures positive engagement and prevents rounding of fastener heads
  • 3/4″ Square Drive Interface: Standard female drive receptacle with retaining groove and detent pin for secure coupling to impact wrenches and ratchets
  • Compact Length: 89mm overall length balances accessibility in tight spaces with structural rigidity for high-torque delivery
  • Flanged Collar Design: Thickened collar (9.5mm depth) provides reinforcement at the drive transition point, a critical stress zone in impact tools

Business Advantages for Resellers

  • High Demand Specification: 22mm fasteners are common in heavy equipment assembly, fleet maintenance, and industrial manufacturing—a staple order for professional shops
  • Premium Torque Rating: 2100 Nm maximum capacity positions this as a serious tool for contractors and fleet operations, supporting higher-margin sales conversations
  • Bulk-Friendly SKU: Single-size focus simplifies inventory management while supporting repeat orders from established accounts
  • Quality Signal: CR-MO construction and impact-rated finish communicate professional-grade durability to end customers, supporting price positioning
  • Cross-Sell Opportunity: Customers ordering this size often need smaller hex impact sockets like the 17mm variant for mixed fastening jobs, increasing basket value

Technical Specifications

Parameter Value
Drive Size 3/4″ (Female Square)
Hex Size 22mm
Overall Length 89mm
Drive Collar Diameter (D2) 44mm
Collar Depth (T) 9.5mm
Maximum Torque Rating 2100 Nm
Material Chromium-Molybdenum Steel
Finish Dark Phosphate (Impact-Rated)
Drive Type Square Drive (Female)

Application Context

This socket excels in heavy-duty industrial environments where fasteners demand significant torque and reliable engagement:

  • Automotive Assembly & Repair: Vehicle frame fasteners, suspension bolts, and heavy-duty drivetrain components
  • Equipment Maintenance: Machinery assembly, agricultural equipment, and industrial plant maintenance
  • Construction & Infrastructure: Structural fastening and heavy equipment operation
  • Fleet Operations: Commercial vehicle maintenance and field service applications

The 22mm hex size bridges common industrial fastener gaps, making it a practical addition to any professional shop's 3/4″ drive system.

Why This Specification Matters

The 2100 Nm rating reflects the robust construction required for genuine industrial work. Unlike consumer-grade sockets, this tool is engineered to absorb repeated impact shock without deformation or premature wear. The chromium-molybdenum steel resists the micro-fractures that lead to socket failure under pneumatic impact loads, and the phosphate finish protects against rust in shop environments and outdoor job sites.

The 9.5mm collar depth at the drive transition point is not decorative—it's a structural necessity. This is where the socket absorbs the energy transfer from the impact wrench, and insufficient collar thickness leads to cracking and early failure. Professional shops recognize and specify this detail.


Stock this for professional operators who understand the difference between impact tools and standard sockets. This is a workhorse specification with consistent demand and strong margin potential.