China 14.5" Raise Boring Cutter Railway Highway Bridge Drilling Tools Cutter Head Cutter Ring Pile Foundation Construction, Find details about China Tbm Cutter, Pipe Jacking Cutters from 14.5" Raise Boring Cutter Railway Highway Bridge Drilling Tools Cutter Head Cutter Ring Pile Foundation Construction
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° |