[Universal Size] PRVEW cut off wheel 4-1/2 x 7/8 Inch is perfectly compatible for all 4-1/2 inch(115mm) angle grinders with 7/8 inch(22.23mm) arbor，Thickness:0.04 inch(1.0mm). Operating up to 13,300 RPM 80M/S.

[Reliable&Safe] 4.5 metal cut off wheel is reinforced by double fiberglass mesh, complying with international standards and safety requirements such as EN 12413.

[Long Lasting] PRVEW grinder cutting wheel cutting disc is made of premium aluminum oxide grain, for which provides aggressive cutting action and durable long service life4

[Great Performance] The ultra-thin design of 0.04inch thickness cut off wheels provides fast, precise, and clean cutting performance with minimal burrs and material waste.

[Multi-Applications] PRVEW 4 1/2 Inch cut off wheels are very suitable for super-fast, clean cutting in carbon steel, stainless steel, iron, copper, and all other ferrous metals.