A Completely Balanced Drilling System For Overburden DrillingSUPER MAXBIT
The SUPER MAXBIT consists of two or three wings on a device. Bit wings become extendable / retractable when drill strings rotate in the forward / reverse direction.
SMB/SMB-G OPERATION MANUALS
MD Hammer - Down The Hole Hammer
- ・ Greater depth
- ・ Better penetration rate, hole straightness in greater depth
- ・ Larger diameter holes