Sign In | Join Free | My xxjcy.com |
|
Welding Type 8-1/2' Roller Bit Drilling Rig Drill Bit For Bored Piles Specifications Size TC Bit Dia.(mm) TC Bit No. (PCS) TC Bit Height(mm) Dia. of Roller(mm) Height of Roller(mm) Remarks 8-1/2’ 13 ...