... 240#,320#,500#,600#,800#,1000#Grit loading15%-30%Colornatural,grey,white,red,orange,blue and so onLength1250±10mmBinding diameter45~ ... contact us for details About US Our Company has become a high technology enterprise combining research, production, and trade. Moreover, ... the company has become one of the enterprises producing a most complete variety of filaments. The products include filaments for ...