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
- Carbon Steel
- Stainless Steel
Recommended applications
Typical jobs and operations
- Grinding
- Stock Removal
- Weld Blending
- Surface Preparation
Compatible machines
Equipment and operating methods
- Angle 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
Disc / wheel diameter4-1/2"
Diameter — inches4.5″
Grit80
Abrasive grainPrecision Shaped Grain (PSG) ceramic
Disc profileType 27
Disc configurationRegular
Supplier box quantity10
Construction & identification
Tool typeFlap Discs
Tool subtypeCeramic Flap Discs
Detailed styleType 27 Regular
Manufacturer seriesPSG eXtreme II
Manufacturer part number42843
Dimensions & fit
Size4-1/2" x 7/8" arbor
Arbor / mount size7/8" arbor
Pack quantity10
Machine & operation
Maximum speed13300 RPM
04 -- Why Choose this series
Series advantage
Why choose the PSG eXtreme II series
PSG eXtreme II
Precision Shaped Grain ceramic is designed to retain sharp cutting edges for fast cutting, cooler grinding and extended disc life.
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 / mount7/8" arbor
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.
Sold in full-pack multiples of 10 discs. Price is per disc. Match the diameter and mounting to the grinder and follow the manufacturer’s maximum RPM.
View the complete technical description
PSG Ceramic Flap Disc for Grinding & Weld Blending
CGW 42843 is a PSG eXtreme II ceramic flap disc with a 4-1/2" diameter, 80 grit and 7/8" arbor mounting. Its Type 27 Regular configuration supports grinding, stock removal, weld blending and surface preparation on suitable steel and stainless steel workpieces.
Precision Shaped Grain ceramic is designed to retain a sharp cutting edge for cooler grinding and extended disc life.
| Manufacturer part number | 42843 |
|---|---|
| Diameter | 4-1/2" |
| Grit | 80 |
| Abrasive grain | Precision Shaped Grain (PSG) ceramic |
| Mount | 7/8" arbor |
| Disc profile | Type 27 |
| Configuration | Regular |
| Maximum speed | 13,300 RPM |
| Pack quantity | 10 |
Sold in multiples of 10 discs. The displayed price is per disc. Select a quantity of 10, 20, 30 or another full-pack multiple.
Use compatible angle-grinder equipment and follow the manufacturer’s instructions. The equipment’s operating speed must not exceed the disc’s maximum RPM.
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
Your products, quantities and order details enter our system for verification.
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
Built for the way businesses buy
For distributors, wholesalers, machine shops and contractors: apply for Net 30 terms, email a PDF purchase order or request tailored business pricing.
Canada & United States
Purchasing in CAD
Net 30 terms available after credit approval
PDF purchase orders accepted directly by email
Targeted pricing based on products, quantities and repeat needs
Credit decisions are usually completed in 2–3 business days. No minimum order is required to apply.