01 — Essential Specifications
Choose with confidence
Essential specifications
The facts that matter most when choosing the right product in this family.
02 -- Materials, Applications & Machines
Working compatibility
Materials, applications & machines
Quickly confirm what the tool can cut, the work it is designed to perform, and the equipment it is intended to run on.
Compatible materials
Recommended workpiece materials
- Steel
- Stainless Steel
- Iron
- Brass
- Aluminum
- Plastic
- Fiberglass
- Wood
- Glass
Recommended applications
Typical jobs and operations
- Blending
- Light Grinding
- Polishing
Compatible machines
Equipment and operating methods
- Die Grinder
03 -- Complete Technical Specifications
Technical data
Complete technical specifications
Open only the groups you need to confirm construction, dimensions, and operating requirements.
Abrasive specifications
Wheel thickness1"
Disc / wheel diameter1-1/2"
Diameter — inches1.5″
Grit60
Abrasive grainAluminum Oxide
Supplier box quantity10
Construction & identification
Tool typeFlap Wheels
Tool subtypeAluminum Oxide Flap Wheels
Detailed styleStraight Shank
Manufacturer seriesAluminum Oxide Flap Wheels
Measurement systemImperial
Manufacturer part number39921
Dimensions & fit
Size1-1/2" x 1" x 1/4
Shank diameter1/4"
Arbor / mount size1/4" shank
Pack quantity10
Cutting geometry
Shank typeStraight
Machine & operation
Maximum speed25000 RPM
04 -- Why Choose this series
Series advantage
Why choose the Aluminum Oxide Flap Wheels series
Aluminum Oxide Flap Wheels
Aluminum oxide abrasive flaps arranged around the shaft provide consistent cutting action and long working life, including in small, difficult-to-reach areas.
05 -- Compatibility & What's Included
Compatibility & contents
Confirm the fit before ordering
The systems, models, and components below come directly from the product’s normalized fit data.
Fit details
Arbor / mount1/4" shank
06 -- Use Notes & Technical Description
Before you use it
Use notes & technical description
Important fit, operating, and care guidance to review before putting the tool to work.
Use with a compatible die grinder and mounting system. Maximum wheel speed: 25,000 RPM. Observe the lowest speed rating of the wheel, mounting assembly and tool. Follow CGW instructions and actual wheel markings. Sold in multiples of 10 wheels; displayed price is per wheel.
View the complete technical description
Aluminum Oxide Flap Wheel
Aluminum oxide abrasive flaps arranged around the shaft provide consistent cutting action and long working life, including in small, difficult-to-reach areas.
For steel, stainless steel, iron, brass, aluminum, plastic, fiberglass, wood and glass.
| Manufacturer part number | 39921 |
|---|---|
| Wheel diameter | 1-1/2" |
| Wheel width | 1" |
| Mounting | 1/4" shank |
| Grit | 60 |
| Abrasive grain | Aluminum Oxide |
| Maximum speed | 25,000 RPM |
| Box quantity | 10 wheels |
Sold in complete-box multiples of 10 wheels. The displayed price is per wheel.
Use with a compatible die grinder and mounting system. Maximum wheel speed: 25,000 RPM. Observe the lowest speed rating of the wheel, mounting assembly and tool. Follow CGW instructions and actual wheel markings. Sold in multiples of 10 wheels; displayed price is per wheel.
How ordering works
A clear process from order to delivery
Whether you need one replacement tool or a recurring supply order, every step is designed for clear communication, accurate fulfillment and dependable delivery.
1
Order submitted securely
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Secure submission
2
Confirmation sent
You receive a clear summary of the items and quantities, ready to review or share.
Details confirmed
3
Picking and packing
Our team prepares the correct products and quantities for safe, accurate transportation.
Carefully prepared
4
Tracking provided
As soon as the carrier label is created, the tracking information is sent to you.
Trackable shipment
5
Delivery to your location
Your order travels to the selected address with clear visibility into its progress.
Dependable delivery
Business purchasing
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