China 12.5" Raise Boring Cutter Mining Machinery Pile Foundation Construction Highway Bridge Hard Rock Drilling Tools Railway, Find details about China Tbm Cutter, Pipe Jacking Cutters from 12.5" Raise Boring Cutter Mining Machinery Pile Foundation Construction Highway Bridge Hard Rock Drilling Tools Railway
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° |