MODEL
(SIZE)

JM40
(4")

JM55
(5.5")

JM65
(6.5")

JM80
(8")

SHANK TYPE

M40

 M50

M60

M80

HOLE DIA.

102~130mm
(4"~ 5-1/8")

130~152mm
(5-1/8"~ 6")

154~203mm
(6-1/16"~ 8")

200~254mm
(7-7/8" ~ 10")

HAMMER O.D.

96.5mm
(3.79")

124mm
(4.88")

144mm
(5.67")

180mm
(7.09")

PISTON WEIGHT

23.26kg

45kg

CYLINDER BORE

81.7mm
(3.216")

101.5mm
(3.996")

120.4mm
(4.74")

150.5mm
(5.925")

LENGTH
(Shoulder to Shoulder)

1,021.2mm
(40.2")

1,092.2mm
(43")

1,202.5mm
(47.34")

1,404mm
(55.28")

WEIGHT

35.84kg

65kg

97.06kg

200kg

TOP SUB
CONNECTION

2-3/8" API
REG PIN

3-1/2" API
REG PIN

3-1/2" API
REG PIN

4-1/2" API
REG PIN

AIR CONSUMPTION, CFM(M ³ /MIN)

100PSI(6.8BAR)

120(3.3)

x

.

.

150PSI(10.3BAR)

200(5.6)

325(9.1)

350(9.9)

445(12.6)

200PSI(13.8BAR)

280(7.9)

463(13.1)

520(14.7)

650(18.3)

250PSI(17.2BAR)

 360(10.1)

600(16.9)

690(19.5)

850(24.0)

300PSI(20.7BAR)

730(20.6)

855(24.1)

1,045(29.5)

350PSI(24.1BAR)

875(24.7)

1,020(28.8)

1,240(35.0)

400PSI(27.6BAR)

1,013(28.6)

.

.

 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.