1. Description
  
Lingman Machinery is a professional manufacture in producing chucks both for CNC lathe and laser cutting machine. This series of chucks are specially for lathe machine. The three-jaw self-centering chuck standard is an important basis for product design, manufacturing, and acceptance, and it also provides a reference for the host computer.
Three-jaw self-centering chucks are mostly used in metal machine tools. They can self-center to clamp or hold round, triangular or hexagonal and other shapes of outer or inner surface work-pieces for various machining and clamping. The tightening force is adjustable and the centering accuracy is high, which can meet the accuracy requirements of ordinary machine tools.
Features:
 1. Short cylinder center mounting.
 2. Model K11 chucks are provided with one-piece jaws (which includes a set of internal jaws and a set of external jaws).
 3. The raw material of chuck is steel.
 4. All kinds of soft jaws are also provided.
  
  2. Dimensions
  
                                                                                                                                     
| Model Number | D1 | D2 | D3 | H | H1 | H2 | h | S | z-d | Max.Torque | Limit Speed | Weight | 
| 250 | 206 | 226 | 80 | 120 | 80 | / | 5 | 12 | 3-M12 | 320 | 2400 | 25.7 | 
 
  3. Advantages
  
| a. Full stroke design | 
| b. Wide range of applications, diversification of processing profiles | 
| c. High repetitive positioning accuracy | 
| d. Low maintenance cost, long service life | 
|  			  e. Multiple configurations are available  |  		
  
  4. Production Line
 
 5. Our Service
  
| a. We are the direct factory with good price and fast lead time. | 
| b. Professional design team work with you. | 
| s. Professional QC team to guarantee the high quality. | 
| d. Providing OEM & ODM service. |