Parlec - A Style, CAT50 Taper, 1-8 Thread, 45° Angle Radius, Standard Retention Knob - 2.54" OAL, 1.14" Knob Diam, 0.2" Flange Thickness, 1" from Knob to Flange, 1.026" Pilot Diam

Item #: 01401876
Brand: Parlec
Model #: 50NTRK
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	45.00
Knob Diameter (Decimal Inch)	1.1400
Through Coolant	No
Style	A
Neck Diameter (Decimal Inch)	0.8200
Pilot Diameter (Decimal Inch)	1.0260
Overall Length (Decimal Inch)	2.5400
Knob to Flange Length (Decimal Inch)	1.0000
Flange Thickness (Decimal Inch)	0.2000

Product Specifications

Type Standard

Taper Size CAT50

Thread Size 1-8

Angle Radius 45.00

Knob Diameter (Decimal Inch) 1.1400

Through Coolant No

Style A

Neck Diameter (Decimal Inch) 0.8200

Pilot Diameter (Decimal Inch) 1.0260

Overall Length (Decimal Inch) 2.5400

Knob to Flange Length (Decimal Inch) 1.0000

Flange Thickness (Decimal Inch) 0.2000

$32.67

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Guhring - Milling Chuck Accessory - 25mm Compatible Hole Diam

Item #: 94602489
Brand: Guhring
Model #: 9040950160250
Exact Tooling IR#: 04

Product Specifications
Compatible Hole Diameter (mm)	25.00

$294.42

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Iscar - End Mill Holder Adapter

Item #: 46688040
Brand: Iscar
Model #: 4503673
Exact Tooling IR#: 04

Product Specifications

End Mill Holder Adapter -

Type Adapter

Screw Size M8

$89.50

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Sumitomo - BT35 Taper, M12x1.75 Thread, 60° Angle Radius, Standard Retention Knob - 0.54" Knob Diam, 0.19" Flange Thickness, 1.1" from Knob to Flange

Item #: 53925335
Brand: Sumitomo
Model #: U102176
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	BT35
Thread Size	M12x1.75
Angle Radius	60.00
Knob Diameter (Decimal Inch)	0.5400
Through Coolant	No
Knob to Flange Length (Decimal Inch)	1.1000
Flange Thickness (Decimal Inch)	0.1900

Product Specifications

Type Standard

Taper Size BT35

Thread Size M12x1.75

Angle Radius 60.00

Knob Diameter (Decimal Inch) 0.5400

Through Coolant No

Knob to Flange Length (Decimal Inch) 1.1000

Flange Thickness (Decimal Inch) 0.1900

$24.73

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Guhring - Milling Chuck Sleeve - 16mm Compatible Hole Diam

Item #: 95232211
Brand: Guhring
Model #: 9042350160250
Exact Tooling IR#: 04

Product Specifications
Type	Milling Chuck Sleeve
Compatible Hole Diameter (mm)	16.00

$214.69

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Iscar - Modular End Mill Reductions & Extensions Type: End Mill Reduction Shank Type: Screw-On Connection

Item #: 05354089
Brand: Iscar
Model #: 3110641
Exact Tooling IR#: 04

Product Specifications

Modular End Mill Reductions & Extensions; Type: End Mill Reduction ; Shank Type: Screw-On Connection ; Shank Connection Size: M10 ; Projection (Decimal Inch): 1.5750 ; Projection (mm): 40.01 ; Nose Diameter (mm): 13.00

Type End Mill Reduction

Shank Type Screw-On Connection

Shank Connection Size M10

Projection (Decimal Inch) 1.5750

Projection (mm) 40.01

Nose Diameter (mm) 13.00

Nose Diameter (Decimal Inch) 0.5120

Nose Hole Thread Size M8

Overall Length (mm) 60.20

Overall Length (Decimal Inch) 2.3700

$169.04

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Accupro - C Style, CAT40 Taper, 5/8-11 Thread, 60° Angle Radius, High Torque Retention Knob - 2-1/4" OAL, 0.5906" Knob Diam, 0.9882" Flange Thickness, 1.2637" from Knob to Flange

Item #: 55833313
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	60.00
Knob Diameter (Decimal Inch)	0.5906
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 60.00

Knob Diameter (Decimal Inch) 0.5906

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

$36.99

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Tungaloy - A Style, SK50 Taper, M24x3 Thread, 15° Angle Radius, Standard Retention Knob - 1.1024" Knob Diam, Through Coolant

Item #: 47643762
Brand: Tungaloy
Model #: 4517012
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	SK50
Thread Size	M24x3
Angle Radius	15.00
Knob Diameter (Decimal Inch)	1.1024
Through Coolant	Yes
Style	A

Product Specifications

Type Standard

Taper Size SK50

Thread Size M24x3

Angle Radius 15.00

Knob Diameter (Decimal Inch) 1.1024

Through Coolant Yes

Style A

$35.72

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Seco - Milling Chucks Taper Size: BT TF40 (Taper Face) Shank Type: Taper Shank

Item #: 98572100
Brand: Seco
Model #: 03242413
Exact Tooling IR#: 04

Product Specifications

Milling Chucks; Taper Size: BT TF40 (Taper Face) ; Shank Type: Taper Shank ; Hole Diameter (mm): 20.00 ; Nose Diameter (mm): 65.00 ; Projection (mm): 36.50 ; Through Coolant: Yes

Taper Size BT TF40 (Taper Face)

Shank Type Taper Shank

Hole Diameter (mm) 20.00

Nose Diameter (mm) 65.00

Projection (mm) 36.50

Through Coolant Yes

TIR (mm) 0.005

Overall Length (mm) 128.40

$531.55

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Techniks - HSK100A Taper Face Mill Holder & Adapter - 1-1/4" Pilot Diam, 2-1/2" Arbor Length

Item #: 36664530
Brand: Techniks
Model #: 95905
Exact Tooling IR#: 04

Product Specifications
Taper Size	HSK100A
Pilot Diameter (Inch)	1-1/4
Arbor Length (Decimal Inch)	2.5000

$524.70

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Emuge - CAT50 Taper Shank, 3/4" Hole Diam x 40mm Nose Diam Milling Chuck - 149mm Projection, Through-Spindle Coolant, Balanced to 20,000 RPM

Item #: 39985700
Brand: Emuge
Model #: 6494.502014
Exact Tooling IR#: 04

Product Specifications
Taper Size	CAT50
Shank Type	Taper Shank
Hole Diameter (mm)	20.00
Hole Diameter (Inch)	3/4
Nose Diameter (mm)	40.00
Projection (mm)	149.00
Through Coolant	Yes
Balanced to (RPM)	20000
Coolant Type	Through-Spindle

$787.25

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Kennametal - KM80TS, 6.1 Inch Long, Modular Tool Holding Extension - 3.15 Inch Body Diameter x 7.872 Inch Overall Length

Item #: 76235118
Brand: Kennametal
Model #: 3874898
Exact Tooling IR#: 04

Product Specifications
Connection Size	KM80TS
Extension Length (mm)	154.94
Extension Length (Decimal Inch)	6.1000
Overall Length (mm)	199.95
Overall Length (Decimal Inch)	7.8720
Body Diameter (mm)	80.01
Body Diameter (Decimal Inch)	3.1500

$1,225.24

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Accupro - 5/16" Hole Diameter, End Mill Holder Screw - 5/16-24 x 1/4" Screw

Item #: 07039787
Brand: Accupro
Exact Tooling IR#: 04

Product Specifications
Type	End Mill Holder Screw
Hole Diameter (Inch)	5/16
Screw Size	5/16-24 x 1/4

$4.32

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HAIMER - HSK63A Taper Face Mill Holder & Adapter - 1" Pilot Diam, 2.36" Arbor Length

Item #: 37249687
Brand: HAIMER
Model #: A63.050.1Z
Exact Tooling IR#: 04

Product Specifications
Taper Size	HSK63A
Pilot Diameter (Inch)	1
Pilot Diameter (Decimal Inch)	1.0000
Arbor Length (Decimal Inch)	2.3600

$422.73

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HAIMER - CAT50 Taper, 1-8 Thread, 30° Angle Radius, Standard Retention Knob - 3.35" OAL, 0.91" Knob Diam, 1.3839" Flange Thickness, 3.35" from Knob to Flange, 0.67" Pilot Diam, 0.335" Coolant Hole, Through Coolant

Item #: 52240660
Brand: HAIMER
Model #: 88.615.50
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	30.00
Knob Diameter (Decimal Inch)	0.9100
Through Coolant	Yes
Pilot Diameter (Decimal Inch)	0.6700
Overall Length (Decimal Inch)	3.3500
Knob to Flange Length (Decimal Inch)	3.3500
Flange Thickness (Decimal Inch)	1.3839
Coolant Hole Diameter (Decimal Inch)	0.3350

Product Specifications

Type Standard

Taper Size CAT50

Thread Size 1-8

Angle Radius 30.00

Knob Diameter (Decimal Inch) 0.9100

Through Coolant Yes

Pilot Diameter (Decimal Inch) 0.6700

Overall Length (Decimal Inch) 3.3500

Knob to Flange Length (Decimal Inch) 3.3500

Flange Thickness (Decimal Inch) 1.3839

Coolant Hole Diameter (Decimal Inch) 0.3350

$152.90

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Kennametal - KM80ATC, 6.299 Inch Long, Modular Tool Holding Extension - 3.15 Inch Body Diameter x 8.071 Inch Overall Length

Item #: 09164989
Brand: Kennametal
Model #: 2024395
Exact Tooling IR#: 04

Product Specifications
Connection Size	KM80ATC
Extension Length (mm)	160.00
Extension Length (Decimal Inch)	6.2990
Overall Length (mm)	205.00
Overall Length (Decimal Inch)	8.0710
Body Diameter (mm)	80.01
Body Diameter (Decimal Inch)	3.1500

$945.55

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Techniks - CAT50 Taper Face Mill Holder & Adapter - 1-1/4" Pilot Diam, 12" Arbor Length

Item #: 11741360
Brand: Techniks
Model #: 22725-12
Exact Tooling IR#: 04

Product Specifications
Taper Size	CAT50
Pilot Diameter (Inch)	1-1/4
Arbor Length (Decimal Inch)	12.0000

$693.99

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Iscar - 1-1/4" Hole Diameter, End Mill Holder Square Key

Item #: 30712384
Brand: Iscar
Model #: 4502328
Exact Tooling IR#: 04

Product Specifications

1-1/4" Hole Diameter, End Mill Holder Square Key -

Type Square Key

Hole Diameter (Inch) 1-1/4

$46.74

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HAIMER - BT30 Taper, M16x2 Thread, 30° Angle Radius, Standard Retention Knob - 0.5906" Knob Diam, 1.1024" Flange Thickness

Item #: 52224888
Brand: HAIMER
Model #: 88.604.40
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	M16x2
Angle Radius	30.00
Knob Diameter (Decimal Inch)	0.5906
Through Coolant	No
Flange Thickness (Decimal Inch)	1.1024

Product Specifications

Type Standard

Taper Size BT30

Thread Size M16x2

Angle Radius 30.00

Knob Diameter (Decimal Inch) 0.5906

Through Coolant No

Flange Thickness (Decimal Inch) 1.1024

$49.01

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Iscar - DIN69871-40 Taper, M16x2 Thread, 15° Angle Radius, Standard Retention Knob - 2.0866" OAL, 0.8307" Knob Diam, 63/64" from Knob to Flange

Item #: 30712574
Brand: Iscar
Model #: 4503122
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	DIN69871-40
Thread Size	M16x2
Angle Radius	15.00
Knob Diameter (Decimal Inch)	0.8307
Through Coolant	No
Neck Diameter (Decimal Inch)	0.9843
Overall Length (Decimal Inch)	2.0866
Knob to Flange Length (Decimal Inch)	0.9843

Product Specifications

Type Standard

Taper Size DIN69871-40

Thread Size M16x2

Angle Radius 15.00

Knob Diameter (Decimal Inch) 0.8307

Through Coolant No

Neck Diameter (Decimal Inch) 0.9843

Overall Length (Decimal Inch) 2.0866

Knob to Flange Length (Decimal Inch) 0.9843

$26.97

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Type	End Mill Reduction
Shank Type	Screw-On Connection
Shank Connection Size	M10
Projection (Decimal Inch)	1.5750
Projection (mm)	40.01
Nose Diameter (mm)	13.00
Nose Diameter (Decimal Inch)	0.5120
Nose Hole Thread Size	M8
Overall Length (mm)	60.20
Overall Length (Decimal Inch)	2.3700

Taper Size	BT TF40 (Taper Face)
Shank Type	Taper Shank
Hole Diameter (mm)	20.00
Nose Diameter (mm)	65.00
Projection (mm)	36.50
Through Coolant	Yes
TIR (mm)	0.005
Overall Length (mm)	128.40