China 12.5" Raise Boring Cutter Cutter Head Bridge Highway Railway Carbide Teeth Disc Cutter Cutter Head Hard Rock Drilling, Find details about China Tbm Cutter, Pipe Jacking Cutters from 12.5" Raise Boring Cutter Cutter Head Bridge Highway Railway Carbide Teeth Disc Cutter Cutter Head Hard Rock Drilling
12.5" | 14.5" | |||||||
622 | 612 | 522 | 512 | 622 | 612 | 522 | 512 | |
Maximum diameter (mm) | 318 | 370 | ||||||
Rows of alloy teeth | 6 | 5 | 6 | 5 | ||||
Taper | 20° | 20° |