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Copper / Plastic / Steel Flanges - (20119 Products)


Seco - BT30 Taper, M12x1.75 Thread, 30° Angle Radius, Standard Retention Knob - 1.693" OAL, 0.433" Knob Diam, 29/32" from Knob to Flange, Through Coolant


Item #: 38379814
Brand: Seco
Model #: 03119890
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 30.00
Knob Diameter (Decimal Inch) 0.4330
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.2760
Overall Length (Decimal Inch) 1.6930
Knob to Flange Length (Decimal Inch) 0.9060

$26.43

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Tungaloy - C Style, CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 2-1/4" OAL, 1.274" from Knob to Flange


Item #: 47647136
Brand: Tungaloy
Model #: 4503093
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
Through Coolant No
Style C
Overall Length (Decimal Inch) 2.2500
Knob to Flange Length (Decimal Inch) 1.2740

$23.49

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Sumitomo - CAT40 Taper, 5/8-11 Thread, 60° Angle Radius, Standard Retention Knob - 0.59" Knob Diam, 0.12" Flange Thickness, 1.26" from Knob to Flange


Item #: 53925566
Brand: Sumitomo
Model #: U102293
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 60.00
Knob Diameter (Decimal Inch) 0.5900
Through Coolant No
Knob to Flange Length (Decimal Inch) 1.2600
Flange Thickness (Decimal Inch) 0.1200

$171.50

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Kennametal - BT40 Taper Shank, 25mm Hole Diam x 2.4016" Nose Diam Milling Chuck - 4.7244" Projection, 0.0001" TIR, Through-Spindle & DIN Flange Coolant, Balanced to 20,000 RPM


Item #: 30733729
Brand: Kennametal
Model #: 3578490
Exact Tooling IR#: 04

Product Specifications
Taper Size BT40
Shank Type Taper Shank
Hole Diameter (mm) 25.00
Hole Diameter (Decimal Inch) 0.9843
Nose Diameter (mm) 61.00
Nose Diameter (Decimal Inch) 2.4016
Projection (mm) 120.00
Projection (Decimal Inch) 4.7244
Through Coolant Yes
Clamping Depth (Decimal Inch) 2.1654
Balanced to (RPM) 20000
TIR (Decimal Inch) 0.0001
Coolant Type Through-Spindle & DIN Flange

$672.79

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Sumitomo - CAT50 Taper, 1-8 Thread, 60° Angle Radius, Standard Retention Knob - 0.9" Knob Diam, 0.69" Flange Thickness, 1.78" from Knob to Flange


Item #: 53925350
Brand: Sumitomo
Model #: U102382
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) 0.9000
Through Coolant No
Knob to Flange Length (Decimal Inch) 1.7800
Flange Thickness (Decimal Inch) 0.6900

$60.18

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Seco - CAT40 Taper, M16x2 Thread, 45° Angle Radius, Standard Retention Knob - 2-1/4" OAL, 0.587" Knob Diam, 1.264" from Knob to Flange, Through Coolant


Item #: 38380002
Brand: Seco
Model #: 03119986
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 M16x2
Angle Radius 45.00
Knob Diameter (Decimal Inch) 0.5870
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.3940
Overall Length (Decimal Inch) 2.2520
Knob to Flange Length (Decimal Inch) 1.2640

$42.27

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Kennametal - CAT50 Taper Shank, 4 Inch Diameter, Tool Holder Blank - 10 Inch Overall Length, 5.88 Inch Projection Flange to Nose End, 6 Inch Projection Gage Line to Nose End


Item #: 72526767
Brand: Kennametal
Model #: 1020558
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 CAT50
Blank Diameter (Decimal Inch) 4.0000
Projection Gage Line to Nose End (Decimal Inch) 6.0000
Projection Flange to Nose End (Decimal Inch) 5.8800
Overall Length (Decimal Inch) 10.0000

$318.19

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Sandvik Coromant - C5 Modular Connection, 100mm Diameter, Tool Holder Blank - 116mm Overall Length, 70mm Projection Flange to Nose End, 90mm Projection Gage Line to Nose End


Item #: 54736541
Brand: Sandvik Coromant
Model #: 5727934
Exact Tooling IR#: 04

Features and Benefits

Modular connections allow for single tap chucks to accept various tap shank diameters without changing machine tool holding set-ups.
Product Specifications
Shank Type Modular Connection
Connection Size C5
Blank Diameter (mm) 100.00
Blank Diameter (Decimal Inch) 3.9370
Projection Gage Line to Nose End (Decimal Inch) 3.5433
Projection Gage Line to Nose End (mm) 90.00
Projection Flange to Nose End (mm) 70.00
Projection Flange to Nose End (Decimal Inch) 2.7559
Overall Length (mm) 116.00
Overall Length (Decimal Inch) 4.5669

$335.61

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Parlec - C Style, CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 2.3" OAL, 0.588" Knob Diam, 0.13" Flange Thickness, 1.268" from Knob to Flange, 0.635" Pilot Diam, 0.157" Coolant Hole, Through Coolant


Item #: 87683934
Brand: Parlec
Model #: 4005TRKC
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) 0.5880
Through Coolant Yes
Style C
Neck Diameter (Decimal Inch) 0.3930
Pilot Diameter (Decimal Inch) 0.6350
Overall Length (Decimal Inch) 2.3000
Knob to Flange Length (Decimal Inch) 1.2680
Flange Thickness (Decimal Inch) 0.1300
Coolant Hole Diameter (Decimal Inch) 0.1570

$44.92

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Parlec - A Style, CAT50 Taper, 1-8 Thread, 45° Angle Radius, Standard Retention Knob - 2.3" OAL, 1.14" Knob Diam, 0.2" Flange Thickness, 1" from Knob to Flange, 1.031" Pilot Diam, 0.468" Coolant Hole, Through Coolant


Item #: 87697165
Brand: Parlec
Model #: M50TRK
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 Yes
Style A
Neck Diameter (Decimal Inch) 0.8200
Pilot Diameter (Decimal Inch) 1.0310
Overall Length (Decimal Inch) 2.3000
Knob to Flange Length (Decimal Inch) 1.0000
Flange Thickness (Decimal Inch) 0.2000
Coolant Hole Diameter (Decimal Inch) 0.4680

$54.78

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Iscar - BT40 Taper, M16x2 Thread, 45° Angle Radius, Standard Retention Knob - 2.3622" OAL, 0.5906" Knob Diam, 1.378" from Knob to Flange, 0.2165" Coolant Hole, Through Coolant


Item #: 03215803
Brand: Iscar
Model #: 4517092
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 BT40
Thread Size M16x2
Angle Radius 45.00
Knob Diameter (Decimal Inch) 0.5906
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.3937
Overall Length (Decimal Inch) 2.3622
Knob to Flange Length (Decimal Inch) 1.3780
Coolant Hole Diameter (Decimal Inch) 0.2165

$31.28

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Dorian Tool - B Style, CAT50 Taper, 1-8 Thread, 45° 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


Item #: 47145024
Brand: Dorian Tool
Model #: 73310147309
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) 0.9030
Through Coolant No
Style B
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

$53.54

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Kennametal - CVKV50 Taper Shank, 101.6mm Diameter, Tool Holder Blank - 303.28mm Projection Flange to Nose End, 304.8mm Projection Gage Line to Nose End


Item #: 91983700
Brand: Kennametal
Model #: 3815346
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 CVKV50
Blank Diameter (mm) 101.60
Blank Diameter (Decimal Inch) 4.0000
Projection Gage Line to Nose End (Decimal Inch) 12.0000
Projection Gage Line to Nose End (mm) 304.80
Projection Flange to Nose End (mm) 303.28
Projection Flange to Nose End (Decimal Inch) 11.9400

$1,238.33

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Iscar - DIN69871-50 Taper Shank, 32mm Hole Diam x 2.7165" Nose Diam Milling Chuck - 5.315" Projection, 0.0001" TIR, Through-Spindle & DIN Flange Coolant,


Item #: 30715320
Brand: Iscar
Model #: 4504924
Exact Tooling IR#: 04

Product Specifications
Taper Size DIN69871-50
Shank Type Taper Shank
Hole Diameter (mm) 32.00
Hole Diameter (Decimal Inch) 1.2598
Nose Diameter (mm) 69.00
Nose Diameter (Decimal Inch) 2.7165
Projection (mm) 135.00
Projection (Decimal Inch) 5.3150
Through Coolant Yes
TIR (Decimal Inch) 0.0001
Coolant Type Through-Spindle & DIN Flange

$791.01

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Sumitomo - BT40 Taper, M16x2 Thread, 75° Angle Radius, Standard Retention Knob - 0.74" Knob Diam, 0.12" Flange Thickness, 0.64" from Knob to Flange, Through Coolant


Item #: 53925269
Brand: Sumitomo
Model #: U102206
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 BT40
Thread Size M16x2
Angle Radius 75.00
Knob Diameter (Decimal Inch) 0.7400
Through Coolant Yes
Knob to Flange Length (Decimal Inch) 0.6400
Flange Thickness (Decimal Inch) 0.1200

$95.37

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Parlec - CAT50 Taper Shank, 4 Inch Diameter, Tool Holder Blank - 15 Inch Overall Length, 10.25 Inch Projection Flange to Nose End, 11 Inch Projection Gage Line to Nose End


Item #: 08143927
Brand: Parlec
Model #: C50-40BB1
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 CAT50
Blank Diameter (Decimal Inch) 4.0000
Projection Gage Line to Nose End (Decimal Inch) 11.0000
Projection Flange to Nose End (Decimal Inch) 10.2500
Overall Length (Decimal Inch) 15.0000

$396.00

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Accupro - C Style, CAT50 Taper, 1-8 Thread, 45° Angle Radius, High Torque Retention Knob - 3.3524" OAL, 0.9055" Knob Diam, 1.3839" Flange Thickness, 1.7776" from Knob to Flange


Item #: 55833271
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 CAT50
Thread Size 1-8
Angle Radius 45.00
Knob Diameter (Decimal Inch) 0.9055
Through Coolant No
Style C
Neck Diameter (Decimal Inch) 0.6693
Overall Length (Decimal Inch) 3.3524
Knob to Flange Length (Decimal Inch) 1.7776
Flange Thickness (Decimal Inch) 1.3839

$56.10

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Komet - Modular Connection, 100.99mm Diameter, Tool Holder Blank - 154mm Projection Flange to Nose End, 200mm Projection Gage Line to Nose End


Item #: 92143130
Brand: Komet
Model #: B1007011
Exact Tooling IR#: 04

Features and Benefits

Modular connections allow for single tap chucks to accept various tap shank diameters without changing machine tool holding set-ups.
Product Specifications
Shank Type Modular Connection
Blank Diameter (mm) 100.99
Blank Diameter (Decimal Inch) 3.9760
Projection Gage Line to Nose End (Decimal Inch) 7.8740
Projection Gage Line to Nose End (mm) 200.00
Projection Flange to Nose End (mm) 154.00
Projection Flange to Nose End (Decimal Inch) 6.0630

$575.69

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Iscar - BT40 Taper, M16x2 Thread, 90° Angle Radius, Standard Retention Knob - 2.3622" OAL, 0.5906" Knob Diam, 1.378" from Knob to Flange


Item #: 09741455
Brand: Iscar
Model #: 4517072
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 BT40
Thread Size M16x2
Angle Radius 90.00
Knob Diameter (Decimal Inch) 0.5906
Through Coolant No
Neck Diameter (Decimal Inch) 0.3937
Overall Length (Decimal Inch) 2.3622
Knob to Flange Length (Decimal Inch) 1.3780

$31.28

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Iscar - CAT40 Taper Shank, 3/4" Hole Diam x 2" Nose Diam Milling Chuck - 3.744" Projection, 0.0001" TIR, Through-Spindle & DIN Flange Coolant,


Item #: 30716260
Brand: Iscar
Model #: 4505392
Exact Tooling IR#: 04

Product Specifications
Taper Size CAT40
Shank Type Taper Shank
Hole Diameter (Inch) 3/4
Hole Diameter (Decimal Inch) 0.7500
Nose Diameter (Decimal Inch) 2.0000
Projection (Decimal Inch) 3.7440
Through Coolant Yes
TIR (Decimal Inch) 0.0001
Coolant Type Through-Spindle & DIN Flange

$516.78

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