Working O.D.
inch(mm)

Fishing O.D.
inch(mm)

Up.Conn.
API

Down Conn.
API

I.D.
inch(mm)

Fishing Length
inch(mm)

Blade Length
inch(mm)

Blade Wide
inch(mm)

Overall Length
inch(mm)

Remark

5-7/8
(142.9)

4-3/4
(120.7)

NC38

NC38

2-1/4
(57.2)

20
(508)

16
(406)

2-1/4
(57.2)

57
(1448)

String

3-1/2REG

Near Bit

8-1/2
(215.9)

6-1/2
(165.1)

NC50

NC50

2-13/16
(71.4)

20
(508)

16
(406)

2-1/2
(63.5)

60
(1524)

String

4-1/2REG

Near Bit

12-1/4
(311.1)

8
(203.2)

6-5/8REG

6-5/8REG

2-13/16
(71.4)

20
(508)

16
(406)

3-1/2
(88.9)

63
(1600)

String

Near Bit

17-1/2
(444.5)

9
(228.6)

7-5/8REG

7-5/8REG

3
(76.2)

20
(508)

18
(457)

4-3/4
(121)

72-1/2
(1840)

String

Near Bit

22
(558.8)

9-1/2
(241.3)

7-5/8REG

7-5/8REG

3
(76.2)

30
(762)

20
(508)

4-3/4
(121)

93
(2362)

String

Near Bit

26
(660.4)

9-1/2
(241.3)

7-5/8REG

7-5/8REG

3
(76.2)

30
(762)

20
(508)

4-3/4
(121)

93
(2362)

String

Near Bit

28
(711.2)

9-1/2
(241.3)

7-5/8REG

7-5/8REG

3
(76.2)

35
(889)

20
(508)

4-3/4
(121)

98
(2489)

String

Near Bit