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Anchor Bits

Anchor bits is used as a sacrificial steel for drilling hole, there have Tungsten carbide and steel hardened two types, through machining or casting production technology.

Bit selection

    EX

All steel cross bit for loose to medium dense ground formations.

    ES

Hardened button bit for weak cemented soil/sands and weak fractured rock formations.

    EW

Clay bits for soft clay and soils.

    EC

Hardened arch bit for loose to dense soil or sand  formations.

    EY

Hardened 3 cutters bit for weak cemented soil/sand and weak fractured rock formations.

    EXX

TC cross bit for medium to strong fractured rock formations.

    ESS

TC button bit  for strong fractured rock formations.

    ECC

TC arch bit for medium fractured rock formations.

    EYY

TC 3 cutters bit for medium fractured rock formations.

Dia.

42

51

76

90

100

115

130

150

175

220

250

280

300

350

R25

R32

R38

R51

T76

T30

T40

T52

T73

T103

Thread standard

ISO 10208 / ISO 1720/ Other international standards

Thread direction

Left hand / Right hand

Hardness

HRA 87 HRA90 for TC bits, HRC 48 HRC 55 for all steel bits.


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