Products
- Metal Building Materials[10]
- Power Distribution Equipment[3]
- Other Solar Energy Related Products[5]
- Brackets[2]
- Anchors[6]
- Bolts[1]
- Fencing[2]
- Filter Meshes[1]
- Mining Machinery Parts[3]
- Linear Bearings[1]
- Shaft Couplings[1]
- Steel Pipes[7]
- Other Steel Profiles[4]
- Steel Channels[1]
- Steel Sheets[10]
- Other Roadway Products[10]
- Traffic Barrier[10]
- Traffic Cone[1]
- Telecommunication Tower[4]
- Drill Bit[3]
Contact Us
- Contact Person : Mr. Chen Tongya
- Company Name : Shandong Tongya Traffic Safety Facilities Co., Ltd.
- Tel : 86-010-88613215,0086-18354162651
- Fax : 86-010-88613214
- Address : Beijing,beijing,Room 2305, Block 10, Courtyard 4,Yiyuanju, Cuiwei Road, Haidian District, Beijing China
- Country/Region : China
- Zip : 100023
Drill Bit
Spherical Button
Spherical Button for High Pressure DTH Drilling
universal buttonwearing resistance goodbest suited to hard ground27000-48000 PSI (180 to 320 MPa)Abrasive to very abrasive
Spherical...
parabolic Button
parabolic Button for High Pressure DTH Drilling
universal buttonFast penetrationbest suited to medium to hard work15000-25000 PSI (100 to 170 MPa)Mildly abrasive ground
parabolic...
cross-type bit
cross-type bit
Diameterfor class of rockTip size(mm)Taperweight(kg)Part Numbermminchheight*width301 3/1611-1512*12*87°0.291221-30722-12/8-40-22321 1/411-1512*12*87°0.311221-32722-12/8-40-22331 19/6411-1512*12*87°0.331221-33722-12/8-40-22341...
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