China SD10 DTH Bits 254mm SD10 DTH Hammer for Overburden Hole Drilling, Find details about China SD10 DTH Bits, SD10 Down The Hole DTH Rock Drill Bits from SD10 DTH Bits 254mm SD10 DTH Hammer for Overburden Hole Drilling
For 10" hammer DTH bits shank | Bit Dia. | No. Air Holes | Guage Buttons | Front Buttons | Weight(kgs) | Part No. | |
mm | inch | ||||||
SD10 | 254 | 10" | 3 | 12×φ18 | 20×φ16 | 108 | SD10-254 |
305 | 12" | 4 | 12×φ18 | 36×φ18 | 125 | SD10-305 | |
311 | 12 1/4" | 4 | 12×φ18 | 36×φ16 | 130 | SD10-311 | |
318 | 12 1/2" | 4 | 12×φ18 | 38×φ16 | 142 | SD10-318 | |
330 | 13" | 4 | 16×φ18 | 42×φ16 | 155 | SD10-330 | |
NUMA100 | 254 | 10" | 3 | 12×φ18 | 20×φ16 | 90 | Numa100-254 |
305 | 12" | 4 | 12×φ18 | 36×φ18 | 102 | Numa100-305 | |
311 | 12 1/4" | 4 | 12×φ18 | 36×φ16 | 104 | Numa100-311 | |
318 | 12 1/2" | 4 | 12×φ18 | 38×φ16 | 106 | Numa100-318 | |
330 | 13" | 4 | 14×φ18 | 42×φ16 | 112 | Numa100-330 |
ROSCHEN DTH Bits Specifications | ||||
Hammer Size | Bits diameter | Shank | ROSCHEN CODE | |
Metric | Inch | |||
1" | 64mm-70mm | 2 1/2"-2 3/4" | BR1 | ROS 11 |
2" | 70mm-95mm | 2 3/4"-3 3/4" | MACH20/BR2 | ROS 22 |
3" | 90mm-102mm | 3 1/2"-4" | COP32/COP34/MACH303 | ROS 32 |
M30/DHD3.5/BR3 | ROS 34 | |||
4" | 105mm-152mm | 4 1/8"-6" | COP44/DHD340/MACH44 | ROS 42 |
SD4/M40/QL40 | ROS 44 | |||
5" | 133mm-165mm | 5 1/4"-6 1/2" | COP54/DHD350R/MACH50 | ROS 52 |
SD5/M50/QL50/BR5 | ROS 54 | |||
6" | 152mm-254mm | 4 1/8"-10" | COP64/DHD360/SD6 | ROS 62 |
M60/QL60/Bulroc BR6 | ROS 64 | |||
8" | 203mm-330mm | 8"-13" | COP84/DHD380/SD8 | ROS 82 |
QL80/M80/M85 | ROS 84 | |||
10" | 254mm-380mm | 10"-15" | SD10 | ROS 100 |
NUMA100 | ||||
12" | 305mm-508mm | 12"-20" | DHD1120/SD12 | ROS 120 |
NUMA120/NUMA125 | ||||
Notes: | ||||
Metzke, Remet thread is available! | ||||
Any special size of DTH bits will be available by requests. |