... straightening, bending & cutting machines, tamping rammer,floor polishing machine, stone cutting machine, concrete cutting machine.,etc. Our website is: www.skylandmachinery.comOur steel ... of common carbon steel, hot-rolled steel, screw steel, flat steel, square steel and angle steel in construction project. specificationTech ... 40)mm(Φ6~Φ50)mm(Φ6~Φ65)mmMax.Spec of Flat Steel(70×10)mm(80×16)mm(Φ6~Φ60) ...