13-piece set includes: (1) 1-1/8 in

80-Grit sanding belts include break-through innovations that improve performance

gumming and corrosion

1-1/2in (38mm) tall

2-1/4in (57mm) wide solid brass body for superior corrosion resistance

5 in. 150 Grit (Very Fine) ROS Hook & Lock? Discs (50-Pack) 13-piece set includes: (1) 1-1/85 in. 150 Grit (Very Fine) ROS Hook & Lock? Discs (50 Pack) Universal hole pattern, a one size fits all design (fits all 5 and 8 hole sanders) for fast and precise alignment Premium ceramic grain blend, a superior quality formulation designed for fast material removal and long sanding life Premium Hook and Lock backing enables repeated attachment and removal of discs for a consistent secure connection