High-Speed ​​Professional Pneumatic Straight Grinder 20000 RPM with 3 and 6 mm Collets

Designed for deburring, fine grinding, and finishing on-site and in the workshop, this high-speed pneumatic straight grinder delivers up to 20,000 rpm for precise and rapid material removal. Powered by compressed air (90 psi operating pressure), it is ideal for metalworkers, body repairers, boilermakers, installers, and maintenance teams who demand consistency, lightweight performance, and durability during intensive use.

Main features

• Speed ​​20,000 rpm: clean finish on steels, stainless steel, aluminum and composites.
• 3 mm and 6 mm collets: instant passage of milling cutters and grinding wheels without adapter.
• Air consumption approx. 3 CFM: compatible with most workshop compressors.
• Compact body: access in confined areas, secure grip and reduced fatigue.
• Soft start and precise control: better control over thin parts.
• Optimized air exhaust: limits projections and improves auditory comfort.

Compatibility & materials

Accepts carbide burrs, abrasive wheels, brushes, and flap rollers with 3 mm and 6 mm shanks. Performs well on mild steel, stainless steel, aluminum, cast iron, engineering plastics, and composites. Ideal for deburring after cutting, reworking weld seams, light chamfering, polishing welded areas, and engraving markings.

Technical table

• Type: Pneumatic straight grinder (die grinder)
• Maximum speed: 20,000 rpm
• Operating pressure: 90 psi
• Air consumption: approx. 3 CFM
• Pliers supplied: 3 mm and 6 mm
• Format: compact
• Power supply: compressed air

Why the pros love it

• Immediate productivity: clean cut, reduced recovery time.
• Versatility of tools: a single machine for grinding, deburring, polishing, engraving.
• Precise control: reduced defects, fewer rework.
• Construction site endurance: stable operation on prolonged shifts.

Package contents

• Pneumatic straight grinder 20,000 rpm
• 3 mm and 6 mm pliers
• Tightening wrenches
• User guide

Tips & Safety

• Use a compressor capable of supplying 90 psi and ≥3 CFM with regulator and filter/lubricator.
• Lubricate daily (pneumatic oil) and drain the condensate.
• Wear goggles, gloves, hearing protection and a mask depending on the abrasive.
• Never exceed the permissible speed of the accessories.

FAQ

• Which compressor should you choose? A model that delivers at least 3 CFM at 90 psi continuously.
• Which rods can be accepted? 3mm and 6mm tools with the supplied pliers.
• Can stainless steel be worked? Yes, with suitable abrasives to avoid contamination.
• Should the tool be oiled? Yes, a few drops of pneumatic oil before use.
• Can it be used continuously? Yes, provided there is dry, filtered air and adequate lubrication.
• Compatible with carbide cutters? Absolutely, for precise deburring and chamfering.