These rotary bits are great for detail work and precision.
Connecting rod shank diameter: 3.175mm
Material: high-quality silicon carbide abrasive + Gauze base
Size: High 12mm; big circle inner diameter: 12.7mm; small circle inside diameter: 6.35mm
Quantity: 1 set (104 pcs)
Silicon carbide has high-temperature resistance and high strength.
104pcs of sanding drums