Surf-Pro 7" x 7/8" Resin Fiber Disc 100 Grit Aluminum Oxide Sanding Discs 25pk wrench 339″ Threads per Inch (TPI)

339″  Threads per Inch (TPI) 9  Flute Helix Angle (FHA) 0 Degrees  Thread Tolerance Class (TCTR) | H6 |  Tapping Prehole Diameter (Pre-hole) 49/64″  Overall Length (OAL) 5

CARBIDE FLAME BURR

Coolant thru the spindle

047″ Depth of Cut Maximum (APMX) 0

Surf-Pro 7" x 7/8" Resin Fiber Disc 100 Grit Aluminum Oxide Sanding Discs 25pk wrench 339″ Threads per Inch (TPI)SURF PRO RESIN FIBER SANDING DISCS 7" X 7 8" Type Resin Fiber Disc Grade n a Abrasive Material Aluminum Oxide Maximum RPM 8,550 Diameter 7 Backing Material Fibre Grit 100 Applicable Material Aluminum Oxide Arbor Hole 7 8 Number of Holes 1 Product Features Remarks SurfPro EAO is Aluminum Oxide Grain Resin Fiber Discs provide overall economy and performance in an all purpose resin fiber disc.