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SPEEDAIRE Die Grinder: Straight Tool, 0.5 hp Horsepower, 22,000 RPM Max. Speed - Air-Powered Straight Die Grinders
SPEEDAIREAir-Powered Straight Die Grinders

SPEEDAIRE Die Grinder: Straight Tool, 0.5 hp Horsepower, 22,000 RPM Max. Speed

The SPEEDAIRE Die Grinder is an air-powered straight die grinder (SKU 21AA87) with a straight tool configuration. It delivers 0.5 hp horsepower and a maximum speed of 22,000 RPM, and accepts a 1/4 in collet size.

SKU 3G-OTH-157848

Brand
SPEEDAIRE
Item
Die Grinder: Straight Tool, 0.5 hp Horsepower, 22,000 RPM Max. Speed
Category
Air-Powered Straight Die Grinders
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Technical Specifications

SPEEDAIRE
Manufacturer Part Number
21AA87
Horsepower
0.5 hp
Max. Speed
22,000 RPM
Collet Size
1/4 in
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SPEEDAIRE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SPEEDAIRE Die Grinder is an air-powered straight die grinder (SKU 21AA87) with a straight tool configuration. It delivers 0.5 hp horsepower and a maximum speed of 22,000 RPM, and accepts a 1/4 in collet size.

Frequently Asked Questions

What is the SPEEDAIRE 21AA87 die grinder used for?

The SPEEDAIRE 21AA87 straight die grinder is used for precision grinding, deburring, and surface finishing in metalworking, fabrication, and maintenance applications. Its 0.5 hp motor and 22,000 RPM max speed make it suitable for light to medium material removal with 1/4 in collet accessories.

What are the specifications of the SPEEDAIRE 21AA87 die grinder?

The SPEEDAIRE 21AA87 is a straight air-powered die grinder with 0.5 hp horsepower, 22,000 RPM max speed, and a 1/4 in collet size. It is designed for continuous-duty use in industrial environments and requires a compressed air supply with proper filtration and lubrication.

Where to buy the SPEEDAIRE 21AA87 die grinder worldwide?

3G Electric supplies the SPEEDAIRE 21AA87 die grinder to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this straight die grinder.

How to maintain the SPEEDAIRE 21AA87 die grinder?

To maintain the SPEEDAIRE 21AA87 die grinder, regularly lubricate the air motor with pneumatic tool oil, clean the collet and air inlet, and inspect the housing for damage. Use only clean, dry compressed air at the recommended pressure to extend tool life and ensure consistent 22,000 RPM performance.

Used in

Common applications for SPEEDAIRE
Manufacturing assembly lines — SPEEDAIRE compressed air filters (e.g., 4ZL49) for particulate removal in pneumatic tool supply
Air compressor maintenance — SPEEDAIRE Furnas to Condor P/S Kit (33MH82) for pressure switch conversion on reciprocating compressors
Pneumatic control systems — SPEEDAIRE check valves (810RC7) to prevent backflow in instrument air lines
Air tool repair — SPEEDAIRE internal gears (45P349) and O-rings (42VA60) for rebuilding impact wrenches and grinders
Heavy-duty industrial air preparation — SPEEDAIRE heavy-duty filters (4ZL12) with metal bowls for high-flow, high-pressure applications up to 250 psi
Air motor servicing — SPEEDAIRE repair kits (22XJ91) for maintaining pneumatic gearmotors in conveyor systems

SPEEDAIRE Products

3G Electric supplies SPEEDAIRE air-powered straight die grinders. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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