Air die grinders are a must-have tool for any metalworking or automotive shop. They operate using compressed air and are highly versatile tools suitable for automotive, metalworking, fabrication, and woodworking applications. When selecting an air die grinder, it’s essential to choose the best quality tool that suits your specific needs.

What Are Air Die Grinders?

Air die grinders are rotary tools that use compressed air to spin a grinding bit at high speeds. The main components of an air die grinder include the compressed air inlet, throttle for adjusting speeds, spindle lock for changing accessories, and collet for securing grinding bits. The body is compact but capable of spinning up to 20,000 RPM depending on the model.

The fast-spinning bit allows the user to smoothly and quickly grind down welds, remove rust, polish metal surfaces, and complete other grinding tasks. Die grinders get their name from their traditional use in grinding and deburring the threaded holes and impressions left from die casts. However, they can perform a wide variety of other grinding, sanding, honing, and polishing applications.

Grinding and Sanding

One of the primary uses for air die grinders is grinding and sanding applications. With a mounted grinding wheel or sanding disc attachment, air die grinders can grind metals, remove welds, polish surfaces, and blend finishes. grinding wheels are available in different grits for coarse to fine grinding. Sanding discs and drums provide more controlled material removal for smoothing and finishing. Die grinders allow accessing tight spaces and offer more control than larger bench or pedestal grinders.

Metal Fabrication

Air die grinders are frequently used in metal fabrication shops for grinding welds, removing excess material, surface prep, and general metal grinding. The compact size allows grinding in tight spaces like internal angles, channels and hard to reach areas. Technicians use die grinders with grinding and cutoff wheels for weld grinding, beveling metal edges, sharpening tools, deburring machined parts, and other applications where precise material removal is needed. Rotary files, carbide burs and mounted stones provide specialized grinding for niche tasks.

Auto Body Work

In auto body work, air die grinders are ideal for grinding down welds, smoothing body filler, removing paint and rust, and sanding detail areas when refinishing vehicles. Detail sanding discs help smooth body filler and imperfections. Cutoff wheels accurately remove damaged metal. The control and precision offered by air die grinders results in a high quality finish for auto body technicians. Paired with the right abrasives and attachments, air die grinders can tackle the toughest auto body grinding and sanding jobs.

Stone Work

From sculpting and shaping to finishing and detailing, air die grinders are useful pneumatic tools for working with stone. Grinding wheels and abrasive tools allow artisans to shape and contour stone to their desired forms. Die grinder bits and burrs provide detail work for enhanced textures. The variable speed control on air die grinders lets users match the speed to the task at hand, whether fast material removal or finesse finishing. Paired with diamond or carbide abrasive tools, air die grinders are indispensable for stone workers.

Rust Removal

Air die grinders equipped with mounted wire wheels and brushes quickly remove rust and corrosion from metal surfaces. Wire wheels brush away loose debris and get into pitted areas, quick color change indicates when all rust has been removed. Die grinders allow accessing hard to reach spots like inside angles, channels and seam welds when preparing metal for painting or restoration. For heavy rust removal, air die grinders deliver power and control.  

For shops, garages and workspaces, AEROPRO AP17315 air die grinders are a must-have pneumatic tool delivering accessible, low-cost grinding capability.

High precision chuck and configure 2 kinds of chucks with 3mm and 6mm. Safety trigger. P6 industrial bearing. 4 blades brings high speed. Stable speed, Small vibration.

The ergonomic composite housing withstands job site abuse and reduces operator fatigue during prolonged use. At just 0.45kg, the AP17315 provides hours of comfortable operation thanks to its well-balanced design and rubber grip areas. Ideal for grinding, edge-breaking, deburring, porting and polishing.

Model No:AP17315

Chuck Size:1/4" and 1/8"

Free Speed:20000 Rpm

Air Inlet(Npt):1/4"

Air Hose(Id):3/8"

Sug.Air Comp:1.5Hp

Avg.Air Consumption:3cfm(85.5L/Min)

Net Weight:0.45kg

Overall Length:156mm

AEROPRO has quickly risen to become an unrivaled global producer of air-powered devices including air tools, air spray gun, air nailer, airless paint sprayer, and etc.

AEROPRO seeks independent sales agent to represent and market our industry-leading pneumatic tools. We support OEM, ODM, OBM customization, small order quantity is acceptable and samples are available.

Make any cooperation possible. Any services related to the product, inquire with us now! Sales@Aeroprotools.Com