Mixed Grits=each grit 1 pc（#50, #100, #200, #400, #800, #1500, #3000,White Buff 1pc each）totally 8pcs

Mixed Grits Plus Rubber Backer M14=Mixed Grits plus 1pc Rubber Backer with M14 thread,totally 9pcs

Mixed Grits Plus Al Backer M14 =Mixed Grits plus 1pc 1 pc Aluminum based backer with M14 thread ,totally 9pcs

Mixed Grits Plus Rubber Backer 5/8-11=Mixed Grits plus 1pc Rubber Backer with 5/8-11 thread,totally 9pcs

Mixed Grits Plus Al Backer 5/8-11=Mixed Grits plus 1pc 1 pc Aluminum based backer with 5/8-11 thread,totally 9pcs

Specification: 

Diameter 100mm/4" thickness 3mm, spiral turbo type

Application: 

For granite & marble polishing

Feature:

1. Flexible, suitable for different shape polishing

2. White bond, better for white stone polishing 

3. Very competitive at price, stanard good quality

Rubber backer Recommended speed is 2500RPM, Max capacity is 5000RPM