Specialized Wrenches 490, 491, 492 - Technical Diagrams for Automotive & Industrial Use #1465100 (License: Personal Use)

The image displays technical line drawings of three distinct wrench types: model 490 features a hooked end for pulling or engaging recessed fasteners; model 491 integrates a hexagonal socket at the tip for driving bolts or nuts; model 492 is a double-open-end wrench with two circular apertures for gripping opposite sides of fasteners. These tools are commonly used in tight-clearance mechanical assemblies where standard wrenches cannot fit.

Used on product specification pages, repair manuals, or tool catalog sites to illustrate specialized hand tools; matches user intent for identifying, sourcing, or understanding niche wrench applications in automotive, aerospace, or industrial maintenance.