SINODRILLS Self Drilling Anchor Bits
Drill bit is the front part of the self-drilling anchor system, by cutting and drilling rocks and other geological structures, the anchor could be sent to the designed depth.
Features
• Different types of bits are offered for different conditions;
• Primary alloy is applied to manufacture the alloy bit.
Applications
Pre-supporting, micropiling for foundation underpinning, slope anchorage, etc.
General guide for anchor bits diameters selection (for reference only):
| Thread | Bits diameter(mm) | Thread | Bits diameter(mm) |
| R25 | 42mm, 51mm, 76mm | T30 | 42mm, 46mm, 51mm, 76mm, 90mm |
| R32 | 45mm, 51mm, 76mm, 90mm, 100mm, 115mm | T40 | 76mm, 90mm, 100mm, 115mm |
| R38 | 64mm, 76mm, 90mm, 100mm, 110mm, 115mm, 130mm | T52 | 76mm, 90mm, 110mm, 115mm, 130mm, 150mm |
| R51 | 76mm, 90mm, 100mm, 110mm, 115mm, 130mm, 150mm | T73 | 115mm, 130mm, 175mm |
| T76 | 170mm, 220mm | T103 | 175mm, 220mm, 280mm |
| T103 | 175mm, 220mm, 280mm | T127 | 200mm, 220mm |
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