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⚡ Grind smarter, not harder — dominate every metal project with Benchmark!
Benchmark Abrasives 4.5" x 7/8" Premium High Density Jumbo Zirconia Type 29 Flap Discs (40 Grit, 10 Pack) are engineered for professional welders and metal fabricators. Featuring a Type 29 angled face for maximum abrasive contact and premium zirconia alumina grains, these discs deliver superior grinding speed and durability—lasting twice as long as traditional aluminum oxide discs. Designed to reduce vibration and meet ANSI safety standards, they excel in heavy stock removal, weld blending, and surface finishing on a wide range of metals using an angle grinder.







































| ASIN | B01D0HA3LK |
| ASIN | B01D0HA3LK |
| Brand Name | Benchmark Abrasives |
| Compatible Devices | Angle Grinder |
| Construction Type | Coated |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,063) |
| Customer reviews | 4.7 4.7 out of 5 stars (2,063) |
| Date First Available | 6 April 2016 |
| Grit Material Type | Zirconia |
| Grit Number | 40 |
| Grit Type | Coarse |
| Industry Standard Identifier | Type 29 |
| Is Discontinued By Manufacturer | No |
| Item Dimensions | 11.4 x 11.4 x 1.3 centimeters |
| Item Dimensions L x W | 11.4L x 2.2W centimeters |
| Item Thickness | 0.88 Inches |
| Item Weight | 113 g |
| Manufacturer | Benchmark Abrasives |
| Manufacturer | Benchmark Abrasives |
| Manufacturer reference | BM-F4.5SZ40T29HD |
| Material Type | Premium Zirconia Grains |
| Part Number | BM-F4.5SZ40T29HD |
| Product Dimensions | 11.43 x 11.43 x 1.27 cm; 113.4 g |
| UPC | 072802810699 728028210699 |
| Unit Count | 10.00 Piece |
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