The Forney 71921 4-1/2-inch type 29 Mounted High Density Blue Zirconia flap disc is for right angle grinders. Cuts fast and outlast sanding discs 10 to 1. Great flexibility and ideal for rough or fine finishing. 4-1/2-inch (114.3 mm) with 5/8-inch - 11 threaded arbor. ZA60 with max 13, 500 RPM. Typical spec example a24r-bf: a=used for steel, 24=grit (coarse), medium to hard BOND. The first series of letters indicates grain type; aluminum oxide (used in metal applications) Silicon carbide (Used for masonry applications) ZA= alumina zirconium used for (stainless steel and ferrous metal applications) ta=ceramic treated aluminum Oxide (used for metal applications) The second series of letters indicates grain size or grit; 8-24=coarse, 30-60=medium, 70-180=fine and 220-up=hard. The third Series of letters indicates BOND hardness; a-n=soft, o-s=medium and t-z=hard. The fourth Series of letters indicates type of BOND; bf=retinoid fiberglass reinforced (double bonded), e=shellac, rubber and v=vitrified. Wheel types; type 1=flat wheel for cutting, type Depressed center wheel, Type 28=hat shaped for grinding and type 29=flap disc for grinding and finishing. Note: harder wheel have a longer life where a softer wheel will cut faster. Fine grain=long life=slower cutting and grinding. Coarse grain=short life=fast cutting or grinding. Proof of purchase required. neglect, negligence or accident, or that has been used in any way contrary to the purpose intended.
EAN: 0032277719217
Categories Industrial & Scientific, Abrasive & Finishing Products, Abrasive Wheels & Discs, Flap Discs,
| Accessory Connection Type | 5/8-Inch 11 Threaded Arbor |
| Batteries Included? | No |
| Batteries Required? | No |
| Brand | Forney |
| Brand | Forney |
| Color | Blue |
| Compatible Devices | Angle Grinder |
| Compatible Devices | Angle Grinder |
| Construction Type | Coated |
| Country of Origin | China |
| Customer Reviews | 4.8 4.8 out of 5 stars 5 ratings 4.8 out of 5 stars |
| Domestic Shipping | Item can be shipped within U.S. |
| Finish | Blue Zirconia |
| Grit Material | Zirconia, Aluminum Oxide, Silicon Carbide, Ceramic |
| Grit Material | Zirconia, Aluminum Oxide, Silicon Carbide, Ceramic |
| Grit Number | 60 |
| Grit Type | Blue Zirconia |
| Grit Type | Blue Zirconia |
| Included Components | Abrasive Flap Disc, Power Tool Accessories, Grinder & Chop Saw Accessories |
| International Shipping | This item can be shipped to select countries outside of the U.S. Learn More |
| Is Discontinued By Manufacturer | No |
| Item Dimensions LxWxH | 4 x 1 x 4 inches |
| Item Dimensions LxWxH | 4 x 1 x 4 inches |
| Item model number | 71921 |
| Item Package Quantity | 1 |
| Item Weight | 4.8 ounces |
| Manufacturer | Forney |
| Material | Blue Zirconia |
| Maximum Rotational Speed | 13300 RPM |
| Measurement System | Metric |
| Part Number | 71921 |
| Product Dimensions | 4 x 1 x 4 inches |
| Product Dimensions | 4.5"L x 4.5"W |
| Shape | Circular |
| Size | Pack of 1 |
| Speed | 13500 RPM |
| Style | Type 29 |
| Warranty Description | 90 day warranty against manufacturer defects |
