Reverse Circulation Hammer 
Specification
  JRC030 JRC035 JRC040R JRC045R JRC050R JRC055R JRC060R JRC065R JRC080R JRC085 JRC100R JRC120 JRC150 JRC160 JRC210 JRC240 JRC300
Top Thread RT73 RT73 Remet 3-1/2"
Metzke 3-1/2"
Remet 3-1/2"
Metzke 3-1/2"
Remet 3-1/2" Remet 4" Metzke 4" Remet 4-1/2" Metzke 4-1/2"  Remet 4-1/2" Metzke 4-1/2"  Matrix
5-1/2"
Matrix 7" RT168 Matrix 7"            
Hammer O.D. 81mm 86mm 93mm 108mm 118mm 128.5mm 140mm 154mm 190mm 205mm 241mm 287mm 370mm 394mm 515mm 595mm 700mm
Length 900mm 1,000mm 1,048mm 1,048mm 1,175mm 1,174.5mm 1,335mm 1,335mm 1,450mm 1,400mm 1,596mm 1,651mm 2,083mm 2,250mm 2,350mm 2,450mm 2,650mm
Weight 22Kg 34Kg 40Kg 62Kg 70Kg 73.2Kg 120Kg 154Kg 247Kg 215Kg 322Kg 630Kg 950Kg 1,350Kg 2,060Kg 2,945Kg 4,050Kg
Cylinder Bore 65mm 68mm 78.2mm 93.4mm 100.1mm 110.6mm 117.6mm 131.1mm 163.8mm 185mm 210mm 250mm 310mm 340mm 440mm 520mm 595mm
Piston Stroke 85mm 85mm 85mm 85mm 95mm 95mm 95mm 95mm 95mm 105mm 95mm 127mm 127mm 127mm 127mm 127mm 127mm
Piston Weight 5Kg 6Kg 8Kg 11.2Kg 14Kg 18Kg 21Kg 29Kg 46Kg 45Kg 58Kg 120Kg 270Kg 320Kg 590Kg 780Kg 1,080Kg
Drill Bits  86mm
~
102mm
92mm
~
108mm
102mm
~
115mm
115mm
~
127mm
127mm
~
140mm
139.7mm
~
146mm
152mm
~
165mm
165mm
 ~
178mm
203mm
 ~
223mm
216mm
 ~
251mm
254mm
~
305mm
305mm
~
378mm
381mm
~
454mm
406mm
~
508mm
533mm
~
584mm
609mm
~
660mm
762.6mm
~
915mm
Diameter
Air Consumption, CFM
100psi                         960 983 1,675 1,905 2,200
150psi     250 300 365   550 660 905   1080 1,300 1,350 1,486 2,550 2,875 3,400
200psi 285 285 350 340 414   660 795 1,090 750 1,320 1,720 2,020 2,120 3,425 3,865 4,600
250psi 325 325 375 415 505 630 750 910 1,250 905 1,540 2,150          
300psi 355 355 490 504 610 750 830 1,005 1,380 1,090 1,850            
350psi 380 380 545 585 700 860 925 1,120 1,535 1,255 2,750            
400psi     650 670 790 950 1,030 1,250 1,715   3,995            
450psi           1,045                      
500psi           1,140                      
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. DAHIL CORP., Joytech Div.
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