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             Accessory Tools for Construction  
            i. Drilling Tools  
            . Pneumatic drill  
            It is used in the spot operation subject to the requirement for explosion protection, with such features as secure and convenient operation and high efficiency. The air supply is 0.5 ~ 0.7Mpa. In line with particular conditions, polyamide compressed air vessel with proper length and corresponding quick joint could be selected for matching.  
Pneumatic drill  
             
                            
               
            2. Chargeable electric drill  
With charger and chargeable battery, it could drill holes, screw down (bolt), thread and clean sealant. The diameter of the largest drilled hole is 10mm.  
  (1) Model and specification  
 Model: 601DW model  Specification and technical data  
            
              
                 Application Scope   | 
                Winding number (per minute)   | 
                 Length   | 
                 Net weight   | 
               
              
                Steels/lumber   | 
               
              
                 10mm (3/8 inch)   | 
                600   | 
                227mm (9 inch)   | 
                 1.1kg(2.4 pound)   | 
               
             
             
                         
              
                 7000 Battery case   | 
                · DC9710  DC9710Model   | 
               
              
                 Voltage   | 
                 Power input   | 
                 Power output   | 
               
              
                7.2 ~ 7.2V   | 
                 (only AC) 50-60 Hz   | 
                D . C . 7.2 — 9.6 DC 7.2-9.6V   | 
               
             
                        (2) Figure of chargeable electric drill  
             
                            
            10mm (3/8 ? ) 601DW-type with charger  
  (3) Long drill ? 4 × 150mm and ? 4 × 200mm super-long drill could be used to seal leaked drill holes and glue holes with valve packing box.  
            ii. Caulking Tools  
            It is the minisize air pick that drives the chisel to reciprocate with high frequency, used for wedging or caulking.  
  1. Complement assembly: Minisize air pick, chisel (punch), air duct and quick joint.  
  (1) Flat chisel, used for connecting to the gap mosaic brass wires with the besieging and intercepting brass wires; round chisel, used for caulking eliminating or decreasing the gap.  
  (2) Air duct: 7.62m and 15.24m polyamide pipes (including joints)  
              2. Figure  
  AT-2030/R 250mm Minisize air pick  
             
                
             
              iii. Metal Strip Packing Tools  
              1 Belt tightener, used for straining the metal strip and straining and cutting the off function. There are two kinds of belt tighteners, say mechanical and hydraulic belt tighteners.  
              2. Metal strip, with the materials of 1C ? 18N i 9T I stainless steel, with a length of 1.25mm and 1.5mm, with a width of 30mm, and the length subject to the requirement.  
  3. Metal strip clip, after the metal strip is strained, the wrench with six inner corners is used to strain the metal strip clip for tightening the screw.  
  4. Figure  
  Mechanical tightener, hydraulic belt tightener, metal strip, and metal strip clip  
                            
            iv. G Callan  
              1. Purpose: Used to strengthen the clip and to inject the sealant. With flange leakage, the sealant is injected through the screw. Before the nut is disassembled, the G Callan is used to reinforce the flange for connecting the intensity so as to prevent the nut from becoming flexible and the leakage from increasing. The valve packing box or the screw thread joint leakage is sealed, the G Callan is used to inject the sealant.  
              2. Specification: Large, medium and small according to the size of the bayonet  
? Large bayonet, 115mm  
? Medium bayonet, 85mm  
? Small bayonet, 65mm  
            3. Figure  
             
                            
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