Zipp Air Tool USA ZDGL-321 1/4-inch 18,000 RPM low-noise right-angle pneumatic air die grinder for precision mold finishing and weld deburring.

ZippAir Tool ZDGL-321 Low-Noise Right-Angle Air Die Grinder



ZDGL-321 Low Noise Air Angle Die Grinder

  • Low-Noise Design: Reduces workshop sound levels and operator fatigue during prolonged use.

  • 90-Degree Angle Head: Provides easy access and better visibility in confined spaces and deep cavities.

  • Versatile Collet Capacity: Accommodates 1/4" (6 mm) and 1/8" (3 mm) mounted stones, carbide burrs, and sanding accessories.

  • Lightweight & Ergonomic: Compact 1.5-lb aluminum body ensures excellent balance and precise handling.

Specifications

  • Collet Size: 1/4" (6 mm) / 1/8" (3 mm compatible)

  • Free Speed: 18,000 RPM

  • Net Weight: 1.5 lbs (0.7 kg)

  • Overall Length: 7.0 in. (180 mm)

  • Average Air Consumption: 3.1 CFM

  • Air Inlet Size: 1/4" NPT/PT

  • Minimum Hose Size: 3/8" (10 mm)

Application

  • Die & Mold Cavity Finishing: Precision-grinds, shapes, and blends metal stamping dies, plastic injection molds, and tooling contours.

  • Confined Metal Shaping & Porting: Reaches into tight angles, cylinder ports, internal tubing, and cast iron pockets with a compact 90-degree head.

  • Weld Seam Smoothing & Deburring: Cleans up weld slag, spatter, and razor-sharp burrs on fabricated sheet metal and structural joints.

  • High-Speed Abrasive Polishing: Drives carbide burrs, mounted stones, and rotary sanding cones up to 18,000 RPM for fine surface conditioning.

Description

The Zipp Air Tool USA ZDGL-321 Low-Noise Right-Angle Air Die Grinder is an industrial-grade pneumatic tool engineered for precision deburring, contour shaping, and high-speed finishing in restricted spaces. Operating at a smooth 18,000 RPM free speed, this angle grinder incorporates advanced low-noise acoustic engineering to minimize workshop decibel levels and operator fatigue during prolonged grinding cycles.

Equipped with a precision-machined 1/4-inch (6 mm) collet—and compatible with 1/8-inch (3 mm) accessories using reduction adapters—the ZDGL-321 delivers true concentric rotation with minimal runout for chatter-free carbide burr and mounted stone performance. Weighing an ultra-light 1.5 lbs (0.7 kg) with a compact 7.0-inch (180 mm) length, its ergonomic 90-degree right-angle configuration offers exceptional control and visibility inside tight cavities. With an economical average air consumption of 3.1 CFM at standard shop pressure, the ZDGL-321 is a reliable, high-performance solution for tool and die makers, automotive fabricators, and MRO technicians.