Features: The polishing wheel is made of quality wool material. Suitable for precise polishing of various materials such as carving, wood carving, jades carving, etc. There are five different specifications: 3x50x10mm, 6.3x50x10mm, 6.3x50x20mm, 6.3x50x25mm, and 6.3x50x30mm. You can choose the corresponding size as you needs. Attention - The speed of the tool should not be too fast. It is recommended to use the lowest gear. Excessive speed can easily cause the brushes to separate and affect their lifespan. It widely used in stainless steel, copper, aluminum and other metals, glass, ceramics, marble and other non-metal fine polishing. These felt polishing buffing pads, wheels are exquisite with high toughness and excellent polishing capability. Specifications: Material:Wool Option Type:2pcs 50x10x3mm Felt Polishing Wheel;2pcs 6.3x50x10mm Felt Polishing Wheel;1pcs 6.3x50x20mm Felt Polishing Wheel;1pcs 6.3x50x25mm Felt Polishing Wheel;1pcs 6.3x50x35mm Felt Polishing Wheel;1pcs 50x10x3mm Felt Polishing Wheel; 50x10x3mm Felt Polishing Wheel:Pads Size:Approx.50x10x3mm/1.97x0.39in; Shank Diameter:Approx.3mm/0.12in; 6.3x50x10mm Felt Polishing Wheel:Pads Size:Approx.50x10mm/1.97x0.39in; Shank Diameter:Approx.6.3mm/0.25in; 6x50x20mm Felt Polishing Wheel:Pads Size:Approx.50x20mm/1.97x0.79in; Shank Diameter:Approx.6.3mm/0.25in; 6x50x25mm Felt Polishing Wheel:Pads Size:Approx.50x25mm/1.97x0.98in; Shank Diameter:Approx.6.3mm/0.25in; 6x50x35mm Felt Polishing Wheel:Pads Size:Approx.50x35mm/1.97x1.38in; Shank Diameter:Approx.6.3mm/0.25in; Package Includes: Package A: 2pcs 50x10x3mm Felt Polishing Wheel; Package B: 2pcs 6.3x50x10mm Felt Polishing Wheel; Package C: 1pcs 6.3x50x20mm Felt Polishing Wheel; Package D: 1pcs 6.3x50x25mm Felt Polishing Wheel; Package E: 1pcs 6.3x50x35mm Felt Polishing Wheel; Package F: 1pcs 50x10x3mm Felt Polishing Wheel; note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.