Machine Parts Gripper Chuck CNC Lathe Chuck with Hard Jaws
hard jaws, hard steel chuck jaw, hardened top jaws, chuck hardened jaws.
In mechanical structures, a chuck is a machine tool accessory used to hold and clamp workpieces, or to clamp and position workpieces. Most of them are evenly distributed 360 degrees, allowing the three claws to simultaneously approach or exit the center to complete the work.


Item | Content |
Selection Guidance for hard jaws | 1, Chuck's model. 2, Work piece's size and shape. 3, Machining condition and requirement. 4, Gripping position. |
Our Advantage | 1, Made of special alloy steel which is stronger, more fatigure resisting. 2, Mounted with the chuck, the jaws runout between 0.02-0.03mm. 3, Precision ground on teeth to provide a tight fit with the master jaws. 4, Reversible hard jaws is suitable for inside and outside workholding. 5, Extra-fine mill finish on the step surface to provide a smooth contact. 6, A sequential number is stamped on each hard jaws. |


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Semi-circle girth gear
Gear Shaft
Eccentric Shaft



Bearing chocks Hydraulic Cylinder Gear Coupling
We have different specifications of oil forging presses,ring rolling machines,electric arc furnaces,thus we can provide variety of forging,casting and welding materials according to customer's requests.
- Large capacity, completed variety of quenching medium: oil,water,salt water,water based mixture.Advantage of our Heat Treatment:
- Professional, specific furnace, single-minded
- Vertical pit furnace,keep the temperature uniformity during heating,+/-1°
- Small deformation,little oxide layer,reduce material cost
- Different materials can be cooled at the best speed

Forging parts, Casting parts and Machining parts and Welding parts. Mainly use on Hydraulic Forging Press, Rolling Mill Production Line, Mining Plant, Cement plant, Power Plant, Oil Field, Seaport Facilities, Paper Mill Plant, Vessel etc. (More details, please view our website on Made-in- China: https://cn-totem.en.made-in-china.com)

Strictly quality inspection system can produce high quality products. For each order,we can provide report for material chemical components testing,UT testing, hardness, mechanical property testing(impact testing,yield strength testing,tensile strength testing),size inspection,etc.

Our products have been exported to abroad for more than 10 years and 50+ countries,such as America,Australia,Russia,Pakistan,Thailand,Indian,Morocco,Romania,Spain,etc.

What's TOTEM product processing progress?
Drawing CHECK, Make Forging Mold, Forging Mold Quality Inspection Check, Machine Processing, Check Size\Hardness\Surface Finish and other technical parameters on drawing.
How about TOTEM's export package?
Spray anti-rust oil on Herringbone Gear Shaft, Wrap waterproof cloth around Gear Shaft for reducer, Prepare package by shaft shape&weight to choose steel frame, steel support or wooden box etc.
Could I customize gear\gear shaft on TOTEM?
We supply customized Gear Shaft,Eccentric Shaft,Herringbone Gear,Internal Gear,Bevel Gear with big module, more than 1tons big weight, more than 3m length, forging or casting 42CrMo/35CrMo or your specified required material.
Why can I choose TOTEM?
TOTEM has 24hrs Salesman on-line, guarantee quick and positive feedback.
TOTEM Machinery invests and becomes shareholders of several machine processing factories, forging factories, casting factories, relies on these strong reliable and high-quality supplier's network, to let customers worry-free purchase.
Experienced and Professional Forwarder Guarantee Log. transportation.