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Copper / Plastic / Steel Flanges - (20119 Products)


Sumitomo - BT40 Taper, M16x2 Thread, 60° Angle Radius, Standard Retention Knob - 0.59" Knob Diam, 0.23" Flange Thickness, 1.37" from Knob to Flange, Through Coolant


Item #: 53925293
Brand: Sumitomo
Model #: U102202
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 60.00
Knob Diameter (Decimal Inch) 0.5900
Through Coolant Yes
Knob to Flange Length (Decimal Inch) 1.3700
Flange Thickness (Decimal Inch) 0.2300

$35.15

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HAIMER - B Style, CAT50 Taper, 1-8 Thread, 90° Angle Radius, High Torque Retention Knob - 3.3524" OAL, 0.9055" Knob Diam, 1.3839" Flange Thickness, 1.7775" from Knob to Flange, 0.1969" Coolant Hole, Through Coolant


Item #: 55736342
Brand: HAIMER
Model #: 88.113.50
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 90.00
Knob Diameter (Decimal Inch) 0.9055
Through Coolant Yes
Style B
Neck Diameter (Decimal Inch) 0.6693
Overall Length (Decimal Inch) 3.3524
Knob to Flange Length (Decimal Inch) 1.7775
Flange Thickness (Decimal Inch) 1.3839
Coolant Hole Diameter (Decimal Inch) 0.1969

$74.44

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Kennametal - BT50 Taper Shank, 25mm Hole Diam x 2.4016" Nose Diam Milling Chuck - 6-1/2" Projection, 0.0002" TIR, Through-Spindle & DIN Flange Coolant, Balanced to 20,000 RPM


Item #: 30733760
Brand: Kennametal
Model #: 3578566
Exact Tooling IR#: 04

Product Specifications
Taper Size BT50
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) 165.00
Projection (Decimal Inch) 6.4961
Through Coolant Yes
Clamping Depth (Decimal Inch) 2.1654
Balanced to (RPM) 20000
TIR (Decimal Inch) 0.0002
Coolant Type Through-Spindle & DIN Flange

$924.44

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Seco - CAT40, DIN40, DIN2080 Taper, M16x2 Thread, 15° Angle Radius, Standard Retention Knob - 2.091" OAL, 1" Knob Diam, 0.988" from Knob to Flange, Through Coolant


Item #: 38379830
Brand: Seco
Model #: 03119936
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; DIN40; DIN2080
Thread Size M16x2
Angle Radius 15.00
Knob Diameter (Decimal Inch) 0.9960
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.8310
Overall Length (Decimal Inch) 2.0910
Knob to Flange Length (Decimal Inch) 0.9880

$29.90

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Accupro - A Style, BT40 Taper, M16x2 Thread, 45° Angle Radius, High Torque Retention Knob - 1-5/8" OAL, 0.74" Knob Diam, 0.44" Flange Thickness, 0.64" from Knob to Flange, 0.6693" Pilot Diam


Item #: 55834790
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 BT40
Thread Size M16x2
Angle Radius 45.00
Knob Diameter (Decimal Inch) 0.7400
Through Coolant No
Style A
Neck Diameter (Decimal Inch) 0.4900
Pilot Diameter (Decimal Inch) 0.6693
Overall Length (Decimal Inch) 1.6243
Knob to Flange Length (Decimal Inch) 0.6400
Flange Thickness (Decimal Inch) 0.4400

$52.98

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Sandvik Coromant - C4 Modular Connection, 80mm Diameter, Tool Holder Blank - 144mm Overall Length, 100mm Projection Flange to Nose End, 120mm Projection Gage Line to Nose End


Item #: 43464577
Brand: Sandvik Coromant
Model #: 5728677
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 C4
Blank Diameter (mm) 80.00
Blank Diameter (Decimal Inch) 3.1500
Projection Gage Line to Nose End (Decimal Inch) 4.7244
Projection Gage Line to Nose End (mm) 120.00
Projection Flange to Nose End (mm) 100.00
Projection Flange to Nose End (Decimal Inch) 3.9370
Overall Length (mm) 144.00
Overall Length (Decimal Inch) 5.6693

$451.44

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Dorian Tool - A Style, CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 1.62" OAL, 0.74" Knob Diam, 0.12" Flange Thickness, 0.64" from Knob to Flange, 0.636" Pilot Diam


Item #: 47145065
Brand: Dorian Tool
Model #: 73310147287
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
Style A
Neck Diameter (Decimal Inch) 0.4900
Pilot Diameter (Decimal Inch) 0.6360
Overall Length (Decimal Inch) 1.6200
Knob to Flange Length (Decimal Inch) 0.6400
Flange Thickness (Decimal Inch) 0.1200

$31.58

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Seco - CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 2.307" OAL, 0.587" Knob Diam, 1.272" from Knob to Flange, Through Coolant


Item #: 38380127
Brand: Seco
Model #: 03119961
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) 0.5870
Through Coolant Yes
Neck Diameter (Decimal Inch) 0.3900
Overall Length (Decimal Inch) 2.3070
Knob to Flange Length (Decimal Inch) 1.2720

$42.27

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Sumitomo - BT40 Taper, M16x2 Thread, 60° Angle Radius, Standard Retention Knob - 0.59" Knob Diam, 0.23" Flange Thickness, 1.37" from Knob to Flange


Item #: 53925285
Brand: Sumitomo
Model #: U102201
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 60.00
Knob Diameter (Decimal Inch) 0.5900
Through Coolant No
Knob to Flange Length (Decimal Inch) 1.3700
Flange Thickness (Decimal Inch) 0.2300

$33.47

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Iscar - CAT40 Taper, 5/8-11 Thread, 90° Angle Radius, Standard Retention Knob - 2-1/4" OAL, 0.59" Knob Diam, 1.266" from Knob to Flange


Item #: 09699620
Brand: Iscar
Model #: 4503094
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 90.00
Knob Diameter (Decimal Inch) 0.5900
Through Coolant No
Neck Diameter (Decimal Inch) 0.3900
Overall Length (Decimal Inch) 2.2500
Knob to Flange Length (Decimal Inch) 1.2660

$31.28

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Sandvik Coromant - MAS-BT403 -AD/B Central/Flange Coolant - BT50 Taper Face Mill Holder & Adapter - MAS-BT403 -AD/B Central/Flange Coolant - BT50 Taper


Item #: 49569221
Brand: Sandvik Coromant
Model #: 5721636
Exact Tooling IR#: 04

Product Specifications
Taper Size MAS-BT403 -AD/B central/flange coolant - BT50

$211.86

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Kennametal - CAT40 Taper Shank, 101.6mm Diameter, Tool Holder Blank - 220.73mm Overall Length, 5.88 Inch Projection Flange to Nose End, 152.4mm Projection Gage Line to Nose End


Item #: 04311940
Brand: Kennametal
Model #: 1020563
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 (mm) 101.60
Blank Diameter (Decimal Inch) 4.0000
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) 220.73
Overall Length (Decimal Inch) 8.6900

$375.66

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Kennametal - BT50 Taper, 1-8 Thread, 90° Angle Radius, Standard Retention Knob - 3.355" OAL, 0.903" Knob Diam, 1.778" from Knob to Flange, 1.026" Pilot Diam


Item #: 91837302
Brand: Kennametal
Model #: 1021800
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 1-8
Angle Radius 90.00
Knob Diameter (Decimal Inch) 0.9030
Through Coolant No
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

$33.08

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Iscar - BT50 Taper, M24x3 Thread, 15° Angle Radius, Standard Retention Knob - 2.9134" OAL, 1.1024" Knob Diam, 1.3386" from Knob to Flange, 0.315" Coolant Hole, Through Coolant


Item #: 30712707
Brand: Iscar
Model #: 4503585
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 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) 0.3150

$42.17

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Tungaloy - C Style, CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 2-1/4" OAL, 0.59" Knob Diam, 1.266" from Knob to Flange, 0.217" Coolant Hole, Through Coolant


Item #: 47647094
Brand: Tungaloy
Model #: 4503110
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) 0.5900
Through Coolant Yes
Style C
Overall Length (Decimal Inch) 2.2500
Knob to Flange Length (Decimal Inch) 1.2660
Coolant Hole Diameter (Decimal Inch) 0.2170

$22.79

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Parlec - C Style, CAT40 Taper, 5/8-11 Thread, 75° Angle Radius, Standard Retention Knob - 2.06" OAL, 0.744" Knob Diam, 0.28" Flange Thickness, 1.024" from Knob to Flange, 0.635" Pilot Diam, 0.276" Coolant Hole, Through Coolant


Item #: 87683959
Brand: Parlec
Model #: 4008TRKC
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) 0.7440
Through Coolant Yes
Style C
Neck Diameter (Decimal Inch) 0.5490
Pilot Diameter (Decimal Inch) 0.6350
Overall Length (Decimal Inch) 2.0600
Knob to Flange Length (Decimal Inch) 1.0240
Flange Thickness (Decimal Inch) 0.2800
Coolant Hole Diameter (Decimal Inch) 0.2760

$44.65

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Sumitomo - CAT50 Taper, 1-8 Thread, 15° Angle Radius, Standard Retention Knob - 1.1" Knob Diam, 0.28" Flange Thickness, 1.35" from Knob to Flange, Through Coolant


Item #: 53925467
Brand: Sumitomo
Model #: U102360
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 15.00
Knob Diameter (Decimal Inch) 1.1000
Through Coolant Yes
Knob to Flange Length (Decimal Inch) 1.3500
Flange Thickness (Decimal Inch) 0.2800

$116.19

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Dorian Tool - B Style, CAT40 Taper, 5/8-11 Thread, 45° Angle Radius, Standard Retention Knob - 2-1/4" OAL, 0.589" Knob Diam, 0.124" Flange Thickness, 1.264" from Knob to Flange, 0.636" Pilot Diam


Item #: 47145032
Brand: Dorian Tool
Model #: 73310147305
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) 0.5890
Through Coolant No
Style B
Neck Diameter (Decimal Inch) 0.3920
Pilot Diameter (Decimal Inch) 0.6360
Overall Length (Decimal Inch) 2.2500
Knob to Flange Length (Decimal Inch) 1.2640
Flange Thickness (Decimal Inch) 0.1240

$33.70

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Seco - DIN40 Taper, M16x2 Thread, 15° Angle Radius, Standard Retention Knob - 2-1/8" OAL, 3/4" Knob Diam, 1.024" from Knob to Flange


Item #: 38379905
Brand: Seco
Model #: 03119900
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 DIN40
Thread Size M16x2
Angle Radius 15.00
Knob Diameter (Decimal Inch) 0.7480
Through Coolant No
Neck Diameter (Decimal Inch) 0.5510
Overall Length (Decimal Inch) 2.1260
Knob to Flange Length (Decimal Inch) 1.0240

$29.90

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Parlec - CAT50 Taper Shank, 6.12 Inch Diameter, Tool Holder Blank - 11 Inch Overall Length, 6.25 Inch Projection Flange to Nose End, 7 Inch Projection Gage Line to Nose End


Item #: 08143943
Brand: Parlec
Model #: C50-61BB7
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) 6.1200
Projection Gage Line to Nose End (Decimal Inch) 7.0000
Projection Flange to Nose End (Decimal Inch) 6.2500
Overall Length (Decimal Inch) 11.0000

$416.75

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