Core Drill, Core Drilling, Core Drill Stand manufacturer / supplier in China, offering Factory Direct High Quality 70*70*1000mm Max. Hole 402mm Tcd400 Core Drilling Rig with dBm33 Handheld/Desktop Core Drilling Motor, Fg250 Professional Supplier of Floor Surface Grinding Machine, dBm22h Directly Factory Output 2100W Masonry Power Tools and so on.