Chuck

Designation

Size

for Taps

Float

D

DI

*L

MTN

Weight

(kg)

­THP 0

Tr.16×1.5

M13~M8

U 1/4~U 5/16

0.25

23

25

65

0.2

THP 1

Tr.20×2

M3~M14

U 1/4~U 7/16

Pipe Thread P 1/8~P1/4

0.5

32

32

70

0.5

THP40

Tr.28×2

M6~M18

U 1/4~U 3/4

0.75

40

40

89

0.9

THP 2

Tr.28×2

M6~M24

U 1/4~U 7/8

Pipe Thread P 1/8~P1/2

1

50

40

96

1.5

THP 3

Tr.36×2

M6~M40

U 5/8~U1 3/8

Pipe Thread P 1/4~P1 1/8

1.5

72

50

138

3.7

THP 4

Tr.48×2

M22~M50

U 7/8~U1 3/4

2

95

72

171

5.0

JIS

THP 1

Tr16×1.5

M13~M14

U 1/4~U 7/16

Pipe Thread P 1/8~P1/4

0.5

32

32

70

0.5

Tr19×1.5

Tr22×1.5

THP 2

Tr22×2

M6~M24

U 1/4~U 7/8

Pipe Thread P 1/8~P1/2

1

50

40

96

1.5

Tr32×2

THP 3

Tr32×2

M16~M40

U 5/8~U 3/8

Pipe Thread P 1/4~P1/8

1.5

72

50

138

3.5