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Copper / Plastic / Steel Flanges - (20119 Products)


Parlec - C Style, CAT40 Taper, 5/8-11 Thread, 60° Angle Radius, Standard Retention Knob - 2.31" OAL, 0.588" Knob Diam, 0.23" Flange Thickness, 1.268" from Knob to Flange, 0.635" Pilot Diam, 0.138" Coolant Hole, Through Coolant


Item #: 87684015
Brand: Parlec
Model #: 4014TRKC
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) 0.5880
Through Coolant Yes
Style C
Neck Diameter (Decimal Inch) 0.3930
Pilot Diameter (Decimal Inch) 0.6350
Overall Length (Decimal Inch) 2.3100
Knob to Flange Length (Decimal Inch) 1.2680
Flange Thickness (Decimal Inch) 0.2300
Coolant Hole Diameter (Decimal Inch) 0.1380

$55.83

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Accupro - C Style, BT50 Taper, M24x3 Thread, 45° Angle Radius, High Torque Retention Knob - 3.3464" OAL, 0.9055" Knob Diam, 1.3779" Flange Thickness, 1.7716" from Knob to Flange, 0.9843" Pilot Diam


Item #: 55833396
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 BT50
Thread Size M24x3
Angle Radius 45.00
Knob Diameter (Decimal Inch) 0.9055
Through Coolant No
Style C
Neck Diameter (Decimal Inch) 0.6693
Pilot Diameter (Decimal Inch) 0.9843
Overall Length (Decimal Inch) 3.3464
Knob to Flange Length (Decimal Inch) 1.7716
Flange Thickness (Decimal Inch) 1.3779

$51.46

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Iscar - DIN69871-50 Taper, M24x3 Thread, 15° Angle Radius, Standard Retention Knob - 2.9134" OAL, 1.1024" Knob Diam, 1.3386" from Knob to Flange, 0.4528" Coolant Hole, Through Coolant


Item #: 62843131
Brand: Iscar
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 DIN69871-50
Thread Size M24x3
Angle Radius 15.00
Knob Diameter (Decimal Inch) 1.1024
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.8268
Overall Length (Decimal Inch) 2.9134
Knob to Flange Length (Decimal Inch) 1.3386
Coolant Hole Diameter (Decimal Inch) 0.4528

$42.17

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Sumitomo - BT40 Taper, M16x2 Thread, 90° Angle Radius, Standard Retention Knob - 0.59" Knob Diam, 0.23" Flange Thickness, 1.37" from Knob to Flange, Through Coolant


Item #: 53925277
Brand: Sumitomo
Model #: U102205
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) 0.5900
Through Coolant Yes
Knob to Flange Length (Decimal Inch) 1.3700
Flange Thickness (Decimal Inch) 0.2300

$109.27

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Seco - CAT40 Taper, M16x2 Thread, 45° Angle Radius, Standard Retention Knob - 1-1/2" OAL, 0.74" Knob Diam, 0.642" from Knob to Flange, Through Coolant


Item #: 38380176
Brand: Seco
Model #: 03119977
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) 0.7400
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.4920
Overall Length (Decimal Inch) 1.5000
Knob to Flange Length (Decimal Inch) 0.6420

$42.27

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Kennametal - CAT50 Taper Shank, 152.4mm Diameter, Tool Holder Blank - 254mm Overall Length, 5.88 Inch Projection Flange to Nose End, 152.4mm Projection Gage Line to Nose End


Item #: 04311924
Brand: Kennametal
Model #: 1020559
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 (mm) 152.40
Blank Diameter (Decimal Inch) 6.0000
Projection Gage Line to Nose End (Decimal Inch) 6.0000
Projection Gage Line to Nose End (mm) 152.40
Projection Flange to Nose End (Decimal Inch) 5.8800
Overall Length (mm) 254.00
Overall Length (Decimal Inch) 10.0000

$346.82

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Kennametal - DIN69871-50 Taper Shank, 32mm Hole Diam x 2.7559" Nose Diam Milling Chuck - 3.5433" Projection, 0.0001" TIR, Through-Spindle & DIN Flange Coolant, Balanced to 20,000 RPM


Item #: 30733638
Brand: Kennametal
Model #: 3523094
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) 70.00
Nose Diameter (Decimal Inch) 2.7559
Projection (mm) 90.00
Projection (Decimal Inch) 3.5433
Through Coolant Yes
Clamping Depth (Decimal Inch) 2.2835
Balanced to (RPM) 20000
TIR (Decimal Inch) 0.0001
Coolant Type Through-Spindle & DIN Flange

$800.50

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Seco - BT40 Taper, M16x2 Thread, 45° Angle Radius, Standard Retention Knob - 2.362" OAL, 0.591" Knob Diam, 1.378" from Knob to Flange, Through Coolant


Item #: 38379996
Brand: Seco
Model #: 03119895
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) 0.5910
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.3940
Overall Length (Decimal Inch) 2.3620
Knob to Flange Length (Decimal Inch) 1.3780

$29.90

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Sandvik Coromant - DIN69871-50;DIN69871-50;ISO7388.1/DIN69871 -AD/B Central/Flange: ISO50 Taper Face Mill Holder & Adapter - DIN69871-50;DIN69871-50;ISO7388.1/DIN69871 -AD/B central/flange: ISO50 Taper


Item #: 49569692
Brand: Sandvik Coromant
Model #: 5721607
Exact Tooling IR#: 04

Product Specifications
Taper Size DIN69871-50;DIN69871-50;ISO7388.1/DIN69871 -AD/B central/flange: ISO50

$211.86

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Seco - CAT50 Taper, 1-8 Thread, 45° Angle Radius, Standard Retention Knob - 3.142" OAL, 29/32" Knob Diam, 1.78" from Knob to Flange, Through Coolant


Item #: 38380184
Brand: Seco
Model #: 03119976
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) 0.9060
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.6650
Overall Length (Decimal Inch) 3.1420
Knob to Flange Length (Decimal Inch) 1.7800

$55.44

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Kennametal - CAT50 Taper, 1-8 Thread, 45° Angle Radius, Standard Retention Knob - 2.3" OAL, 1.14" Knob Diam, 1" from Knob to Flange, 1/2" Coolant Hole, Through Coolant


Item #: 00286039
Brand: Kennametal
Model #: 1026690
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
Neck Diameter (Decimal Inch) 0.8200
Overall Length (Decimal Inch) 2.3000
Knob to Flange Length (Decimal Inch) 1.0000
Coolant Hole Diameter (Decimal Inch) 0.5000

$22.70

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Iscar - Modular Connection, 120mm Diameter, Tool Holder Blank - 157mm Projection Flange to Nose End, 180mm Projection Gage Line to Nose End


Item #: 30711451
Brand: Iscar
Model #: 4500189
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) 120.00
Blank Diameter (Decimal Inch) 4.7244
Projection Gage Line to Nose End (Decimal Inch) 7.0866
Projection Gage Line to Nose End (mm) 180.00
Projection Flange to Nose End (mm) 157.00
Projection Flange to Nose End (Decimal Inch) 6.1811

$611.82

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Parlec - CAT40 Taper, 5/8-11 Thread, 75° Angle Radius, Standard Retention Knob - 2.13" OAL, 3/4" Knob Diam, 1.142" from Knob to Flange, 0.276" Coolant Hole, Through Coolant


Item #: 01526631
Brand: Parlec
Model #: 4010TRK
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 75.00
Knob Diameter (Decimal Inch) 0.7480
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.5510
Overall Length (Decimal Inch) 2.1300
Knob to Flange Length (Decimal Inch) 1.1420
Coolant Hole Diameter (Decimal Inch) 0.2760

$43.21

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Seco - CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 2.303" OAL, 0.591" Knob Diam, 1.264" from Knob to Flange, Through Coolant


Item #: 38380069
Brand: Seco
Model #: 03119980
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) 0.5910
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.3940
Overall Length (Decimal Inch) 2.3030
Knob to Flange Length (Decimal Inch) 1.2640

$42.27

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Iscar - BT40 Taper, M16x2 Thread, 15° Angle Radius, Standard Retention Knob - 2.2047" OAL, 63/64" Knob Diam, 1.1024" from Knob to Flange, 0.6693" Pilot Diam


Item #: 50101252
Brand: Iscar
Model #: 4517015
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 15.00
Knob Diameter (Decimal Inch) 0.9843
Through Coolant No
Neck Diameter (Decimal Inch) 0.8307
Pilot Diameter (Decimal Inch) 0.6693
Overall Length (Decimal Inch) 2.2047
Knob to Flange Length (Decimal Inch) 1.1024

$31.28

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Sumitomo - CAT50 Taper, 1-8 Thread, 45° Angle Radius, Standard Retention Knob - 0.9" Knob Diam, 0.39" Flange Thickness, 1.77" from Knob to Flange, Through Coolant


Item #: 53935094
Brand: Sumitomo
Model #: U102368
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) 0.9000
Through Coolant Yes
Knob to Flange Length (Decimal Inch) 1.7700
Flange Thickness (Decimal Inch) 0.3900

$49.96

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Accupro - C Style, CAT50 Taper, 1-8 Thread, 15° Angle Radius, High Torque Retention Knob - 2.9291" OAL, 1.1024" Knob Diam, 0.9901" Flange Thickness, 1.3444" from Knob to Flange


Item #: 55833305
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 15.00
Knob Diameter (Decimal Inch) 1.1024
Through Coolant No
Style C
Neck Diameter (Decimal Inch) 0.8268
Overall Length (Decimal Inch) 2.9291
Knob to Flange Length (Decimal Inch) 1.3444
Flange Thickness (Decimal Inch) 0.9901

$72.79

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Parlec - CAT40 Taper Shank, 2.5 Inch Diameter, Tool Holder Blank - 10.69 Inch Overall Length, 7.25 Inch Projection Flange to Nose End, 8 Inch Projection Gage Line to Nose End


Item #: 08143901
Brand: Parlec
Model #: C40-25BB8
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 CAT40
Blank Diameter (Decimal Inch) 2.5000
Projection Gage Line to Nose End (Decimal Inch) 8.0000
Projection Flange to Nose End (Decimal Inch) 7.2500
Overall Length (Decimal Inch) 10.6900

$308.46

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Iscar - CAT50 Taper, 1-8 Thread, 45° Angle Radius, Standard Retention Knob - 3.346" OAL, 29/32" Knob Diam, 1.772" from Knob to Flange, 0.236" Coolant Hole, Through Coolant


Item #: 30686869
Brand: Iscar
Model #: 4503112
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) 0.9060
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.6700
Overall Length (Decimal Inch) 3.3460
Knob to Flange Length (Decimal Inch) 1.7720
Coolant Hole Diameter (Decimal Inch) 0.2360

$42.17

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Kennametal - BT40 Taper Shank, 20mm Hole Diam x 2.0866" Nose Diam Milling Chuck - 4.7244" Projection, 0.0001" TIR, Through-Spindle & DIN Flange Coolant, Balanced to 20,000 RPM


Item #: 30733703
Brand: Kennametal
Model #: 3578488
Exact Tooling IR#: 04

Product Specifications
Taper Size BT40
Shank Type Taper Shank
Hole Diameter (mm) 20.00
Hole Diameter (Decimal Inch) 0.7874
Nose Diameter (mm) 53.00
Nose Diameter (Decimal Inch) 2.0866
Projection (mm) 120.00
Projection (Decimal Inch) 4.7244
Through Coolant Yes
Clamping Depth (Decimal Inch) 1.9685
Balanced to (RPM) 20000
TIR (Decimal Inch) 0.0001
Coolant Type Through-Spindle & DIN Flange

$608.37

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