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ONYX Micro High Power 1/4 in Die Grinder - Astro Pneumatic

Part #: 234

The Astro Pneumatic 234 ONYX Micro High Power 1/4 in Die Grinder is expertly engineered for professional technicians requiring precision and power in restricted spaces. This compact, high-performance tool is designed to deliver efficient grinding and deburring capabilities, making it indispensable for detailed work in automotive and industrial applications.

Key Features

  • Micro Compact Design: Provides exceptional access to tight engine bays, intricate components, and other confined areas where standard tools cannot reach.
  • High-Speed Performance: Delivers robust power for rapid material removal, ensuring efficient grinding, deburring, and polishing operations on a variety of materials.
  • Lightweight Aluminum Housing: Significantly reduces operator fatigue during prolonged use, enhancing comfort and productivity throughout the workday.
  • Durable, Professional-Grade Construction: Built with high-quality components to withstand the rigorous demands of daily use in busy automotive repair shops and industrial settings.
  • Versatile 1/4 inch Collet: Securely holds a wide array of standard 1/4 inch shank grinding bits and burrs, offering flexibility for various tasks.

Applications

This professional-grade die grinder is ideally suited for a broad range of demanding tasks. In automotive repair, it excels at porting and polishing cylinder heads, preparing gasket surfaces, removing rust, and precisely deburring engine components. For metal fabrication, it is highly effective for smoothing welds, shaping edges, and performing general finishing work on diverse materials. Its compact size and precise control also make it valuable for intricate tasks in industrial maintenance and general workshop applications.

Only 6 left in stock - order soon Inventory available from other suppliers, prices may be different
List: $64.99 Save: $18.02

$46.97

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 465418
  • Shipping Weight: 1.1lbs
  • UPC: 745227093656
  • Manufacturers Part #: 234
  • Manufactured by: Astro Pneumatic
  • Also Known As: AST234, AST-234, AO234

This product was added to our catalog on Monday 15 June, 2026.

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