- Very high abrasive power. - Minimal risk of disc rupture. - Excellent strength and stability. - Fiber-reinforced discs. - Indication: chopped off. - Thickness: 0.70 mm. - Abbreviation: st. - Diameter: 40 mm. - Recommended rotation speed: 15,000 min -1. - Maximum rotational speed: 35000 min -1. - Form: disk. - Color: brown. **For further product information, please contact Chat Support**