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Since 1958, Dunham Tool has designed and manufactured innovative, high quality and high accuracy workholding, toolholding and spindle solutions for manufacturing industries worldwide. |
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Dunham Bar Pull Systems
Inch and Metric Sizes
New Sizes up to 3" Diameter
Dunham Tool has further expanded its line of Bar Stock Pulling Bar Pull Sysytems to include select additional Inch and Metric sizes for use on CNC Lathes. Please see size charts below.
The Dunham Bar Pull metric sizes include a Dunham 25mm diameter Bar Pull Shank that mounts into a
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Bar Pull Gripper, Adapter and Shank |
standard 25mm Boring Tool Holder. The new metric Dunham Bar Pull Grippers now include grippers for bar stock sizes ranging from 3mm to 34mm diameters in 1mm increments. These grippers will mount directly to the Dunham Bar Pull Adapters or Bar Pull Shanks. (Please see charts below).
The Dunham Bar Pull Gripper inch sizes now include 1/16 inch increments from 1/8" to 2" diameters, and 1/8" increments from 2 1/8" to 3" diameters. Therefore the complete range of inch Dunham Bar Pull Grippers ranges from 3/16" to 3" diameters. All Dunham Bar Pull System components are available individually or in a variety of Kits, and are available from stock.
The lightweight and
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Dunham Bar Pull Kit
(Dunham Shank Additional) |
self-activating Dunham Bar Pull System has no moving parts, mounts in 60 seconds (with Dunham Gripper changeover in about 30 seconds), and does not interfere with other tools on the machine Turret or Gang Tool Table. Requiring only 1/4" of bar stock engagement, the Dunham Bar Pull System pull positions the bar stock within 0.001".
Dunham Bar Pull Systems are one of a wide range of Dunham workholding and spindle devices, 50M Spindle Headstocks, Cartridge Spindles, Collet Chucks, Collet and Chuck Actuators and Cylinders, Expanding Collets and Expanding Mandrels, as well as 5C, 16C, and 3J 'Plug and Play' Collet Chucking Systems for Lathes, Rotary Tables, Grinding Machines and Special Machines, Thru Hole and No Thru Hole Kits available.
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| | Dunham Bar Pull System |
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Dunham Expanding Collet;
5C, 16C, 3J |
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Dunham 50M Spindle Headstock;
5C, 2J |
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Dunham Collet Chuck;
5C, 16C, 3J |
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 | Dunham Air Collet Closer;
5C, 16C, 3J |
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 | Dunham Cartridge Spindle Headstock;
5C, 16C, 3J |
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Dunham Cartridge Spindle Assembly only;
5C, 16C, 3J |
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The Dunham Bar Pull Systems are one of a wide range of Dunham Workholding and Spindle solutions:
50M Precision Spindles: 5C, 16C and 3J Cartridge Spindles:
Collet and Chuck Actuators/Cylinders: machineable
Expanding Collets:
Bar Pull Systems:
for up to 3" Bar Stock Applications
5C, 16C, and 3J
'Plug and Play'
Collet Chucking Systems for all Lathes, Rotary Tables, Grinding Machines and Special Machines:
Thru Hole and
No Thru Hole Kits available:
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