China DHD340 Down The Hole Rock Drill Bit, Find details about China Down Hole Hammer Drill, Down The Hole Hammer Bits from DHD340 Down The Hole Rock Drill Bit
For 4" hammer DTH bits shank | Bit Dia. | No. Air Holes | Gauge Buttons | Front Buttons | Weight (Kg) | Part No. | |
mm | inch | ||||||
DHD340A/COP44 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 9 | DHD340-105 |
110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 9.3 | DHD340-110 | |
115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 10 | DHD340-115 | |
120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 11 | DHD340-120 | |
127 | 5 | 2 | 8×φ14 | 7×φ14 | 12 | DHD340-127 | |
SD4 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 9 | SD4-105 |
110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 9.5 | SD4-110 | |
115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 9.8 | SD4-115 | |
120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 11.5 | SD4-120 | |
127 | 5 | 2 | 8×φ14 | 7×φ14 | 12.3 | SD4-127 | |
QL40 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 9 | QL40-105 |
110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 9.2 | QL40-110 | |
115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 9.5 | QL40-115 | |
120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 10.3 | QL40-120 | |
127 | 5 | 2 | 8×φ14 | 7×φ14 | 11.5 | QL40-127 | |
Mission40 | 105 | 4 1/8" | 2 | 6×φ14 | 5×φ13 | 6 | M40-105 |
110 | 4 1/4" | 2 | 7×φ13 | 6×φ13 | 6.2 | M40-110 | |
115 | 4 1/2" | 2 | 7×φ14 | 6×φ13 | 6.6 | M40-115 | |
120 | 4 3/4" | 2 | 8×φ14 | 6×φ14 | 7 | M40-120 | |
127 | 5 | 2 | 8×φ14 | 7×φ14 | 7.4 | M40-127 |
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. |