4.5-Inch 60-Grit Zirconia Flap Disc Slot Cutter There are 3 cutting edges

There are 3 cutting edges for added durability and the full screw tip allows the bit to self feed for easier pull-through

Accommodates doors of various thicknesses: 1-3/8'

Easy-to-clean spray head which will prevent mineral buildup

Clear Recloseable Container

4.5-Inch 60-Grit Zirconia Flap Disc Slot Cutter There are 3 cutting edgesMaster Mechanic, 4 1 2" x 7 8", 60 Grit, Zirconia Flap Disc, Enables 3 Times Faster Material Removal Than Fiber Resin Metal Sanding Discs, Premium Abrasive Cloth Provides Up To 15 Times Longer Life Than Fiber Resin Metal Sanding Discs, Type 29 Fiberglass Backing Provides Optimal Grinding Angle Of 10 25 ree., Allows Full Use Of Disc & Won't Mar Work Piece, Applications Include Weld Blending, Removing Weld Slag, Deburring, Surface Finishing &