Cutting Wheel: 1.Max Speed: 80M/S 2.Dimension:4'',6'', ... 14'',16'' 3.Material:Brown Fused Alumina, White Fused Alum cutting wheel MPA Quality CertificateEN 12413 Standard Features: 1) We can ... is straight and it works efficiently . It is suitable for cutting hollow-stell tubes ,thin iron plates, armor plates and ... stainless steel pipe. Its works life is long and its cutting speed is hig cutting wheel