cutting disc<br /><br />color:black<br />material: alloy<br />hole diameter: 20 mm<br />disc diameter: 110 mm(approx. 4&quot;)<br /><br />features:<br />1.economic and practical， widely used.<br />2.cutting technology is ， sharp and wear-resisting.<br /><br />package included:<br />1x cutting disc<br /><br />note:<br />manual measuring， please allow 1 ~ 5 mm error， thanks.