These extra thick discs are made from Firestorm Ceramic material to provide a fast cut rate, and long life. Built in 5/8-11 threading screw directly onto the grinder without requiring locking nut.

• Every disc has a built-in 5/8-11 thread !
• Discs are Trimmable.  When worn, the nylon backing plate can easily be trimmed back to expose more of the unused flaps.
• New “low profile” design allows the disc to fit inside the safety guard on the grinder.
• Grit: 60 Ceramic
• Size: 4.5 x 5/8-11

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