型号
  Mode l

内割刀外径
  O.D. of the   internal cutter
  mm(in)

接头螺纹
  Connection
  API

水眼
  I.D.
  mm(in)

切割管外径
  O.D. of the pipe to be cut
  mm (in)

ND-J60

46(1 13/16)

CYG22 rod thread

9(3/8)

60.3(2 3/8) Tubing

ND-J73

57(2 1/4)

1.900TBG

14(9/16)

73(2 7/8) Tubing

ND-J89

67(2 5/8)

23/8TBG,1.900TBG

14(9/16)

88.9(3 1/2) Tubing

ND-J102

83(3 1/4)

2 3/8TBG

14(9/16)

101.6(4) Tub1ng

ND-J114

85(3 3/8)

NC26

14(9/16)

114.3(4-1/2) Casing

114.3(4-1/2} Tub1ng

1143(4-1/2) Drill pipe

127.0(5) Drill pipe

ND-J127

           102(4)           

  2 7/8REG   

16(5/8)

 127.0(5) Casing

127.0(5) Drill pipe

ND-J140

112(4 3/8)

2 7/8REG

16(5/8)

139.75(5 1/2) Casing

ND-J168

127(5)

NC38

20(25/32)

168.3(6 5/8 ) Casing

ND-J168

138(5 7/16)

NC38

20(25/32)

168.3(6 5/8) Casing

ND-J178

145(5 3/4)

3 1/2REG

38(1 1/2)

177.8(7) Casing

ND-J219

185(7 1/4)

5 1/2FH

50(2)

219.1(8 5/8) Casing

ND-J245

200(7 7/8)

6 5/8REG

57(2 1/4)

244.5(9 5/8) Casing

ND-J298

260(10 1/4)

6 5/8REG

80(3 1/8)

298.4(11 3/4) Casing

ND-J340

309(12 1/8)

6 5/8REG

80(3 1/8)

339 7(13 3/8) Casing

ND-J406

370(14 9/46)

6 5/SREG

125(4 15/16)

406.4(16) Casing

ND-J508

475(18 1/116)

6 5/8REG

125(4 15/16)

508(20) Casing