Reverse Circulation Hammer 
 
 
   
   
   
   
   
   
   
   
                                   
Specification
  JRC030 JRC035 JRC040 JRC045 JRC050 JRC055 JRC060 JRC065 JRC080 JRC085 JRC100 JRC120 JRC150 JRC160 JRC210 JRC240 JRC270
Top Thread RT73 RT73 RT90 Remet 3-1/2"
Metzke 3-1/2"
RT95
Remet 4" Metzke 4" RT100 Remet 4-1/2" Metzke 4-1/2" RT114 Remet 4-1/2" Metzke 4-1/2" RT114   RT140  RT158 RT168 RT219            
Hammer O.D. 81mm 86mm 99mm 109mm 118mm 128mm 140mm 155mm 192mm 205mm 242mm 293mm 370mm 394mm 515mm 595mm 700mm
Length 900mm 1,000mm 1,000mm 1,020mm 1,038mm 1,074mm 1,250mm 1,250mm 1,400mm 1,400mm 1,720mm 1,720mm 1,850mm 2,250mm 2,350mm 2,450mm 2,650mm
Weight 22Kg 34Kg 42Kg 49Kg 52Kg 57Kg 95Kg 104Kg 210Kg 215Kg 400Kg 630Kg 950Kg 1,350Kg 2,060Kg 2,945Kg 4,050Kg
Cylinder Bore 65mm 68mm 88mm 95mm 103mm 113mm 123mm 138mm 170mm 185mm 210mm 250mm 310mm 340mm 440mm 520mm 595mm
Piston Stroke 85mm 85mm 90mm 90mm 90mm 90mm 100mm 100mm 105mm 105mm 105mm 127mm 127mm 127mm 127mm 127mm 127mm
Piston Weight 5Kg 6Kg 11Kg 12.5Kg 14Kg 15.8Kg 25Kg 28Kg 42Kg 45Kg 95Kg 120Kg 270Kg 320Kg 590Kg 780Kg 1,080Kg
Drill Bits  3 3/8"~ 3 5/8"~ 4"~ 4 1/2"~ 5"~ 5 1/5"~ 5 7/8"~ 6 1/2"~ 8"~ 8 1/2"~ 10"~ 12"~ 15"~ 16"~ 21"~ 24"~ 27"~
Diameter 4" 4 1/4" 4 1/2" 5" 5 1/2" 5 7/8" 6 3/4" 7 7/8" 8 7/8" 9 7/8" 11 7/8" 14 7/8" 17 7/8" 20" 23" 26" 32"
Air Consumption, CFM
100psi                         960 983 1,675 1,905 2,200
150psi                     850 1,300 1,350 1,486 2,550 2,875 3,400
200psi 285 285 285           750 750 1,210 1,720 2,020 2,120 3,425 3,865 4,600
250psi 325 325 325     550     905 905 1,600 2,150          
300psi 355 355 355 550 580 660 830 830 1,090 1,090              
350psi 380 380 380 640 660 750 980 980 1,255 1,255              
400psi       715 740 830 1,120 1,120                  
450psi       795 850 925 1,230 1,230                  
500psi       865 960 1,030 1,300 1,300                  
In accordance with our policy of constant improvement of the products, we reserve the right to amend design, materials and specifications at any time without notice.
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