http://www.amazon.com/dp/B019B6G51.
15 pieces of 4″ Pro Grade Wet / Dry Polishing Pads in various sizes and colors. We recommend that you use it wet.
There are three types of grit: 50 100 200, two types of grit 400, and one type of grit 800 1500 3000 10000.
3/8″-11 Velcro Pad Holder (5/8″-11 Thread). 1 piece 4″ Velcro Pad Holder. M14 thread is NOT what you are looking for.
The maximum capacity of the Velcro Backer is 5000 RPM. Please refrain from using it with a high-speed grinder.
Important Reminder: The pads can be used wet or dry; however, we recommend that you use them wet. FREE SHIPPING (United States). This pack contains the following items: (a)-(b). (a) 1 piece of 4″ Velcro Pad Holder with hook and loop closure. The threading on the pad holder is 5/8″-11. M14 thread is NOT what you are looking for. The maximum capacity of the Velcro Pad holder is 5000 RPM. Please do not use it with a high-speed grinder or polisher unless absolutely necessary. 15 pieces of 4 inch / 100mm resin are required (more durable than standard grade polishing pad. Diamond Premium Wet/Dry Polishing Pad for concrete, granite, travertine, marble, and other natural stone. There are three types of grit: 50 100 200, two types of grit 400, and one type of grit 800 1500 3000 10000.
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