天然表镶金刚石钻头

钻头尺寸Sizes of Core Bits

Description

钻头Core bit

钻头Corebit

规格型号

外径Outside Diameter

内径Inside Diameter

Model

英寸Inches

毫米mm

英寸Inches

毫米mm

BTW

2.345

59.56

1.667

42.1

NTW

2.965

75.31

2.218

56.1

HTW

3.762

95.57

2.809

71.1

AC(AO)

1.875

47.63

1.062

26.97

BC(BQ)

2.345

59.56

1.433

36.4

BC3(BQ3)

2.345

59.56

1.32

33.53

NC(NO)

2.965

75.31

1.875

47.63

NC3(NQ3)

2.965

75.31

1.775

45.08

HC(HQ)

3.762

95.57

2.5

63.5

HC3(HQ3)

3.762

95.57

2.406

61.11

PC(PQ)

4.805

122.05

3.345

84.96

PC3(PQ3)

4.805

122.05

3.27

83.06

T2-56

2.205

56

1.642

41.7

T2-76

2.992

76

2.429

61.7

T2-86

3.385

86

2.823

71.7

T2-101

3.976

101

3.295

83.7

T6-101

3.976

101

3.11

79

T6-131

5.157

131

4.252

108