Shank Size

Collet Tool Size Range

Part No.

C

D

F

Includes Double Taper Nut

Wrench No.

30MM

3/16 to 1/2

551246

2.00

1.06 to **

1.25 oct.

551084

55105

30MM

3/8 to 3/4

551250

2.50

1.24 to 2.31

1.94 dia.

551090

55139

40MM

3/16 to 1/2

551248

2.00

1.06 to 3.75

1.25 oct.

551084

55105

40MM

3/8 to 3/4

551252

2.50

.88 to 3.62

1.94 dia.

551090

55139

40MM

3/8 to 1"

551256

3.38

1.24 to *

2.50 dia.

551142

55171

50MM

3/8 to 3/4

551254

2.50

.88 to 4.00

1.94 dia.

551090

55139

50MM

3/8 to 1"

551258

3.38

1.24 to 5.00

2.50 dia.

551142

55171

50MM

3/4 to 1 1/2

551260

4.00

1.64 to 4.50

3.38 dia.

551146

55200