Dorian Tool - C Style, CAT50 Taper, 1-8 Thread, 60° Angle Radius, Standard Retention Knob - 3.355" OAL, 0.903" Knob Diam, 0.392" Flange Thickness, 1.778" from Knob to Flange, 1.026" Pilot Diam, 0.335" Coolant Hole, Through Coolant

Item #: 47151519
Brand: Dorian Tool
Model #: 73310147319
Exact Tooling IR#: 04

Features and Benefits

Retention knobs, also known as pull studs, are threaded components that enable the mounting of a toolholder to the spindle of a CNC milling machine. Retention knobs are held in the machine by a clamp or spring.

Product Specifications
Type	Standard
Taper Size	CAT50
Thread Size	1-8
Angle Radius	60.00
Knob Diameter (Decimal Inch)	0.9030
Through Coolant	Yes
Style	C
Neck Diameter (Decimal Inch)	0.6680
Pilot Diameter (Decimal Inch)	1.0260
Overall Length (Decimal Inch)	3.3550
Knob to Flange Length (Decimal Inch)	1.7780
Flange Thickness (Decimal Inch)	0.3920
Coolant Hole Diameter (Decimal Inch)	0.3350

Product Specifications

Type Standard

Taper Size CAT50

Thread Size 1-8

Angle Radius 60.00

Knob Diameter (Decimal Inch) 0.9030

Through Coolant Yes

Style C

Neck Diameter (Decimal Inch) 0.6680

Pilot Diameter (Decimal Inch) 1.0260

Overall Length (Decimal Inch) 3.3550

Knob to Flange Length (Decimal Inch) 1.7780

Flange Thickness (Decimal Inch) 0.3920

Coolant Hole Diameter (Decimal Inch) 0.3350

$31.56

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Guhring - Milling Chuck Sleeve - 1-1/4" Compatible Hole Diam

Item #: 98858749
Brand: Guhring
Model #: 9042370030320
Exact Tooling IR#: 04

Product Specifications
Type	Milling Chuck Sleeve
Compatible Hole Diameter (mm)	31.75
Compatible Hole Diameter (Inch)	1-1/4

$303.59

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Seco - CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 1.681" OAL, 0.74" Knob Diam, 0.642" from Knob to Flange

Item #: 38379970
Brand: Seco
Model #: 03119989
Exact Tooling IR#: 04

Features and Benefits

Retention knobs, also known as pull studs, are threaded components that enable the mounting of a toolholder to the spindle of a CNC milling machine. Retention knobs are held in the machine by a clamp or spring.

Product Specifications
Type	Standard
Taper Size	CAT40
Thread Size	5/8-11
Angle Radius	45.00
Knob Diameter (Decimal Inch)	0.7400
Through Coolant	No
Neck Diameter (Decimal Inch)	0.4880
Overall Length (Decimal Inch)	1.6810
Knob to Flange Length (Decimal Inch)	0.6420

Product Specifications

Type Standard

Taper Size CAT40

Thread Size 5/8-11

Angle Radius 45.00

Knob Diameter (Decimal Inch) 0.7400

Through Coolant No

Neck Diameter (Decimal Inch) 0.4880

Overall Length (Decimal Inch) 1.6810

Knob to Flange Length (Decimal Inch) 0.6420

$40.99

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Iscar - BT30 Taper, M12x1.75 Thread, 45° Angle Radius, Standard Retention Knob - 1.6929" OAL, 0.4331" Knob Diam, 0.9055" from Knob to Flange

Item #: 06547566
Brand: Iscar
Model #: 4517004
Exact Tooling IR#: 04

Features and Benefits

Retention knobs, also known as pull studs, are threaded components that enable the mounting of a toolholder to the spindle of a CNC milling machine. Retention knobs are held in the machine by a clamp or spring.

Product Specifications
Type	Standard
Taper Size	BT30
Thread Size	M12x1.75
Angle Radius	45.00
Knob Diameter (Decimal Inch)	0.4331
Through Coolant	No
Neck Diameter (Decimal Inch)	0.2756
Overall Length (Decimal Inch)	1.6929
Knob to Flange Length (Decimal Inch)	0.9055

Product Specifications

Type Standard

Taper Size BT30

Thread Size M12x1.75

Angle Radius 45.00

Knob Diameter (Decimal Inch) 0.4331

Through Coolant No

Neck Diameter (Decimal Inch) 0.2756

Overall Length (Decimal Inch) 1.6929

Knob to Flange Length (Decimal Inch) 0.9055

$28.24

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Kennametal - HSK63C Taper Shank, 63.8mm Diameter, Tool Holder Blank - 100mm Projection Gage Line to Nose End

Item #: 30732879
Brand: Kennametal
Model #: 1519755
Exact Tooling IR#: 04

Features and Benefits

Taper shanks maintain balance and rigidity during high speeds and heavy-duty applications. They have smaller diameters than straight shanks.

Product Specifications
Shank Type	Taper Shank
Taper Size	HSK63C
Blank Diameter (mm)	63.80
Blank Diameter (Decimal Inch)	2.5118
Projection Gage Line to Nose End (Decimal Inch)	3.9370
Projection Gage Line to Nose End (mm)	100.00

Product Specifications

Shank Type Taper Shank

Taper Size HSK63C

Blank Diameter (mm) 63.80

Blank Diameter (Decimal Inch) 2.5118

Projection Gage Line to Nose End (Decimal Inch) 3.9370

Projection Gage Line to Nose End (mm) 100.00

$411.37

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Iscar - End Mill Holder Screw

Item #: 09741331
Brand: Iscar
Model #: 4516006
Exact Tooling IR#: 04

Product Specifications

End Mill Holder Screw -

Type End Mill Holder Screw

$6.40

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Accupro - C Style, CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, High Torque Retention Knob - 2-1/4" OAL, 0.5905" Knob Diam, 0.9882" Flange Thickness, 1.2637" from Knob to Flange

Item #: 55833529
Brand: Accupro
Exact Tooling IR#: 04

Features and Benefits

High torque knobs improve the fit of the toolholder with the spindle. They prevent the small end of the toolholder from expanding by using a precision pilot and place the force of the threads into a deeper cross-section of material in the toolholder.

Product Specifications
Type	High Torque
Taper Size	CAT40
Thread Size	5/8-11
Angle Radius	45.00
Knob Diameter (Decimal Inch)	0.5905
Through Coolant	No
Style	C
Neck Diameter (Decimal Inch)	0.3937
Overall Length (Decimal Inch)	2.2480
Knob to Flange Length (Decimal Inch)	1.2637
Flange Thickness (Decimal Inch)	0.9882

Product Specifications

Type High Torque

Taper Size CAT40

Thread Size 5/8-11

Angle Radius 45.00

Knob Diameter (Decimal Inch) 0.5905

Through Coolant No

Style C

Neck Diameter (Decimal Inch) 0.3937

Overall Length (Decimal Inch) 2.2480

Knob to Flange Length (Decimal Inch) 1.2637

Flange Thickness (Decimal Inch) 0.9882

$38.04

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Seco - ISO50 Taper, M24x3 Thread, 45° Angle Radius, Standard Retention Knob - 2.581" OAL, 1.146" Knob Diam, 1" from Knob to Flange, Through Coolant

Item #: 38379947
Brand: Seco
Model #: 03119896
Exact Tooling IR#: 04

Features and Benefits

Retention knobs, also known as pull studs, are threaded components that enable the mounting of a toolholder to the spindle of a CNC milling machine. Retention knobs are held in the machine by a clamp or spring.

Product Specifications
Type	Standard
Taper Size	ISO50
Thread Size	M24x3
Angle Radius	45.00
Knob Diameter (Decimal Inch)	1.1460
Through Coolant	Yes
Neck Diameter (Decimal Inch)	0.7720
Overall Length (Decimal Inch)	2.5810
Knob to Flange Length (Decimal Inch)	1.0060

Product Specifications

Type Standard

Taper Size ISO50

Thread Size M24x3

Angle Radius 45.00

Knob Diameter (Decimal Inch) 1.1460

Through Coolant Yes

Neck Diameter (Decimal Inch) 0.7720

Overall Length (Decimal Inch) 2.5810

Knob to Flange Length (Decimal Inch) 1.0060

$32.47

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Guhring - Milling Chuck Sleeve - 1/4" Compatible Hole Diam

Item #: 94601333
Brand: Guhring
Model #: 9042360030200
Exact Tooling IR#: 04

Product Specifications
Type	Milling Chuck Sleeve
Compatible Hole Diameter (mm)	6.35
Compatible Hole Diameter (Inch)	1/4

$126.29

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Collis Tool - Rapid Switch 200, NMTB40 Rotary Tool Holder Quick Change Master Holder - 2.56 Inch Nose Diameter, 2 Inch Projection

Item #: 79041620
Brand: Collis Tool
Model #: 70091
Exact Tooling IR#: 04

Product Specifications
Quick Change System	Rapid Switch 200
Taper Size	NMTB40
Projection (Decimal Inch)	2.0000
Nose Diameter (Decimal Inch)	2.5600

$1,029.74

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Seco - DIN40 Taper Shank, 32mm Hole Diam x 67mm Nose Diam Milling Chuck - 80mm Projection, 53" TIR,

Item #: 47384516
Brand: Seco
Model #: 03211198
Exact Tooling IR#: 04

Product Specifications
Taper Size	DIN40
Shank Type	Taper Shank
Hole Diameter (mm)	32.00
Nose Diameter (mm)	67.00
Projection (mm)	80.00
Through Coolant	Yes
TIR (mm)	53.000
Clamping Depth (Decimal Inch)	2.3800
Clamping Depth (Decimal Inch)	2.38
Overall Length (mm)	163.40
TIR (Decimal Inch)	53.0000

$516.88

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HAIMER - HSK100A Taper Face Mill Holder & Adapter - 22mm Pilot Diam, 100mm Arbor Length

Item #: 70523857
Brand: HAIMER
Model #: A10.051.22.KKB
Exact Tooling IR#: 04

Product Specifications
Taper Size	HSK100A
Pilot Diameter (mm)	22.00
Arbor Length (mm)	100

$544.94

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Sandvik Coromant - DIN69871-40 Taper Face Mill Holder & Adapter - 16mm Pilot Diam

Item #: 54920079
Brand: Sandvik Coromant
Model #: 6078789
Exact Tooling IR#: 04

Product Specifications
Taper Size	DIN69871-40
Pilot Diameter (mm)	16.00
Pilot Diameter (Decimal Inch)	0.6299

$422.73

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Kennametal - HSK63A Taper Shank, 3/4" Hole Diam x 2.09" Nose Diam Milling Chuck - 4.33" Projection, 0.0002" TIR, Through-Spindle Coolant, Balanced to 20,000 RPM

Item #: 30733349
Brand: Kennametal
Model #: 3100544
Exact Tooling IR#: 04

Product Specifications
Taper Size	HSK63A
Shank Type	Taper Shank
Hole Diameter (Inch)	3/4
Hole Diameter (Decimal Inch)	0.7500
Nose Diameter (Decimal Inch)	2.0900
Projection (Decimal Inch)	4.3300
Through Coolant	Yes
Clamping Depth (Decimal Inch)	2.2000
Balanced to (RPM)	20000
TIR (Decimal Inch)	0.0002
Coolant Type	Through-Spindle

$603.81

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Sandvik Coromant - HSK80A Taper Face Mill Holder & Adapter - 80mm Pilot Diam, 84.05mm Arbor Length

Item #: 30951388
Brand: Sandvik Coromant
Model #: 7079904
Exact Tooling IR#: 04

Product Specifications
Taper Size	HSK80A
Pilot Diameter (mm)	80.00
Pilot Diameter (Decimal Inch)	3.1496
Arbor Length (Decimal Inch)	3.3091
Arbor Length (mm)	84.05

$367.29

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Techniks - Retention Knobs Type: Standard Taper Size: DAT50

Item #: 96416789
Brand: Techniks
Model #: 49005
Exact Tooling IR#: 04

Features and Benefits

Retention knobs, also known as pull studs, are threaded components that enable the mounting of a toolholder to the spindle of a CNC milling machine. Retention knobs are held in the machine by a clamp or spring.

Product Specifications

Retention Knobs; Type: Standard ; Taper Size: DAT50 ; Thread Size: M24 ; Angle Radius: 45.00 ; Knob Diameter (mm): 28.00 ; Through Coolant: No

Type Standard

Taper Size DAT50

Thread Size M24

Angle Radius 45.00

Knob Diameter (mm) 28.00

Through Coolant No

Overall Length (Decimal Inch) 2.9134

$31.68

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Guhring - Milling Chuck Sleeve - 3/4" Compatible Hole Diam

Item #: 98858806
Brand: Guhring
Model #: 9042360010320
Exact Tooling IR#: 04

Product Specifications
Type	Milling Chuck Sleeve
Compatible Hole Diameter (mm)	19.05
Compatible Hole Diameter (Inch)	3/4

$303.59

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Iscar - BT50 Taper, M24x3 Thread, 60° Angle Radius, Standard Retention Knob - 3.3465" OAL, 0.9055" Knob Diam, 1.7717" from Knob to Flange

Item #: 09741398
Brand: Iscar
Model #: 4517009
Exact Tooling IR#: 04

Features and Benefits

Retention knobs, also known as pull studs, are threaded components that enable the mounting of a toolholder to the spindle of a CNC milling machine. Retention knobs are held in the machine by a clamp or spring.

Product Specifications
Type	Standard
Taper Size	BT50
Thread Size	M24x3
Angle Radius	60.00
Knob Diameter (Decimal Inch)	0.9055
Through Coolant	No
Neck Diameter (Decimal Inch)	0.6693
Overall Length (Decimal Inch)	3.3465
Knob to Flange Length (Decimal Inch)	1.7717

Product Specifications

Type Standard

Taper Size BT50

Thread Size M24x3

Angle Radius 60.00

Knob Diameter (Decimal Inch) 0.9055

Through Coolant No

Neck Diameter (Decimal Inch) 0.6693

Overall Length (Decimal Inch) 3.3465

Knob to Flange Length (Decimal Inch) 1.7717

$28.31

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Kennametal - HSK32C Taper Shank, 34.8mm Diameter, Tool Holder Blank - 200mm Projection Gage Line to Nose End

Item #: 30732804
Brand: Kennametal
Model #: 1519724
Exact Tooling IR#: 04

Features and Benefits

Taper shanks maintain balance and rigidity during high speeds and heavy-duty applications. They have smaller diameters than straight shanks.

Product Specifications
Shank Type	Taper Shank
Taper Size	HSK32C
Blank Diameter (mm)	34.80
Blank Diameter (Decimal Inch)	1.3701
Projection Gage Line to Nose End (Decimal Inch)	7.8740
Projection Gage Line to Nose End (mm)	200.00

Product Specifications

Shank Type Taper Shank

Taper Size HSK32C

Blank Diameter (mm) 34.80

Blank Diameter (Decimal Inch) 1.3701

Projection Gage Line to Nose End (Decimal Inch) 7.8740

Projection Gage Line to Nose End (mm) 200.00

$688.72

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Guhring - Milling Chucks Taper Size: CAT50 Shank Type: Taper Shank

Item #: 98858251
Brand: Guhring
Model #: 9042430200500
Exact Tooling IR#: 04

Product Specifications

Milling Chucks; Taper Size: CAT50 ; Shank Type: Taper Shank ; Hole Diameter (mm): 20.00 ; Nose Diameter (mm): 40.00 ; Nose Diameter (Decimal Inch): 1.5748 ; Projection (mm): 62.50

Taper Size CAT50

Shank Type Taper Shank

Hole Diameter (mm) 20.00

Nose Diameter (mm) 40.00

Nose Diameter (Decimal Inch) 1.5748

Projection (mm) 62.50

Through Coolant Yes

TIR (mm) 0.003

Balanced to (RPM) 15000

Coolant Type Through-Spindle

$543.02

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