We are a manufacturer and exporter of down-the-hole hammers and bits in korea. We produce a full range of D.T.H hammers from 4" to 28" and bits from 108mm to 1000mm. further to our success in the domestic market, we have been exporting to japan, Hong Kong, Taiwan and Singapore since the year of 1997.
All products are being machined by ourselves in our factory and we are operating very modernized heat-treatment facilities in our factory to control the quality of the products.
The types of hammers and bit shanks we produce are mainly as below.
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Shank Type
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Bit Size
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4" Hammer
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SD4
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108mm to 127mm
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5" Hammer
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SD5
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127mm to 152mm
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6" Hammer
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DHD360, SD6
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152mm to 203mm
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8" Hammer
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DHD380, SD8
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203mm to 252mm
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10" Hammer
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SD10
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252mm to 356mm
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12" Hammer
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DHD112, SD12, N125
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381mm to 508mm
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15" Hammer
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SD15
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445mm to 610mm
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18" Hammer
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SD18, N180
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508mm to 680mm
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24" Hammer
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N240
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610mm to 838mm
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28" Hammer
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TOP280
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660mm to 1000mm
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*Note : Any type of shank other than the above ones can be made according to the demand of customers.
In addition to mono hammers, we are producing cluster hammers and bits for the bored pile drilling og the civil foundation which range from 800mm to 2000mm.
You are always welcome to contact our Overseas Sales Manager : B.C,Jang by the above mentioned fax number, E-mail or his mobile phone number (+82-11-736-8851), if you have any inquirues of our products.
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