Details:  

Cut Off Wheels 50 Pack, Quality Thin 4 1/2 x0.04x7/8 inch Cutting Disc, Metal & Stainless Steel Aggressive Cutting Wheel for Angle Grinder, General Purpose Metal Cutting (4.5inch)

Technical Specs
Title: 115mm Grinder Cut off Wheel
Abrasive Material: White Aluminum Oxide
Type: T41
Bond: BF
Wheel Type: Cutting
                                   
Application: Ferrous Metal, Stainless Steel,Gray Iron
Diameter:  4-1/2"                                         
Thickness: 0.062"                         
Arbor Size: 7/8"
Max. RPM:  13300

Alternate Search Terms:   
Cutting Disc, Cutting Wheel, Abrasive Cut-off Wheel, Raised Hub Abrasive Wheels, Angle Grinder Cut-off Wheel, Reinforced Cut-off Wheel, Depressed Center Cut-off Wheels,Super thin cutting disc, Green Line Discs

Feature:
1) High performance aluminum oxide grain for long life and fast cutting.
2) High concentration for aggrassive cutting action and smoother running wheels.
3) Proprietary material mix ensures durable long life wheels.
4) 2 full sheets of fiber glass for durability and safety.