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The DYNABRADE 51702 is a straight air die grinder built for precision grinding, deburring, and surface finishing in demanding shop and field environments. It runs on compressed air at 90 psig and reaches 60,000 RPM, making it well suited for high-speed material removal on metal, composite, and weld surfaces. The 3/32 inch collet accepts a wide range of mounted points and carbide burrs. At 0.1 horsepower and 8 CFM air consumption, it is a compact tool intended for controlled, detail-oriented work. A lever-style throttle gives the operator precise speed management. A high-quality flexible air hose is included. Licensed trades and tool-and-die professionals are the primary users.
The 51702 is designed for straight inline use on production lines, fabrication shops, and maintenance applications where a compact, high-speed air grinder is required. It handles internal grinding, port work, flash removal, and fine finishing in confined areas. The rear exhaust directs airflow away from the work surface and the operator, keeping the work zone clear during precision operations. This tool is best suited for stationary or bench-mounted workpiece applications rather than freehand surface work.
Designed as an OEM-specification straight air die grinder for use with standard 1/4 inch NPT compressed air supply systems operating at 90 psig and delivering a minimum of 8 CFM at the tool inlet.
Installation and operation should be performed by qualified personnel familiar with pneumatic tool safety and air line plumbing. Before connecting or disconnecting the tool, shut off the air supply and bleed residual pressure from the line. Verify that the air supply meets the 90 psig and 8 CFM minimum requirements, and that the supply hose and fittings are rated for the operating pressure. Always inspect the collet and mounted accessory for wear or damage before use, and ensure all accessories are rated for the tool speed.
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