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Product Details:
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| Product Name: | DTH Opner Bits | Color: | Black Or Optional |
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| Air Pressure: | 10-25 Bar | Applications: | Mining, Rock Drilling,blasting |
| Face Shape: | Flat, Convex, Concave | Diameter: | 152mm-305mm |
| High Light: | rock drilling tools,water well drilling tools |
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6"-12" DTH Hole Opener Reaming Button Drill Bits For Rock Drilling
Product specifications: DTH Opener Bit
DTH hole opener bits are available in reamed diameters from 130mm to 660mm (5 1/8" to 26") with shanks designs to fit most of the popular DTH hammers, and are manufactured in a several configuration styles to meet each particular field drilling requirements. uses only the optimal steel in producing its' hole openers too, which will give you hour after hour of trouble-free drilling, and with them you will always know that it was produced with the quality you have come to expect for. In addition, is also able to work with you to design a new hole opener bit to maximize performance in the ground conditions you are faced with on your job if necessary.
| Hammer Size | Hammer Shank | Guide Dia | Reamed Dia | ||
| mm | inch | mm | inch | ||
| 3.5 | DHD3.5,QL30,Cop32,Cop34 | 80-110 | 3 1/8-4 5/16 | 130-165 | 5 1/8-6 1/2 |
| 4 | DHD340,Cop44,QL40,SD4,Mission40 | 82-115 | 3 1/4-4 1/2 | 165-178 | 3 1/2-7 |
| 5 | DHD350,Cop54,QL50,SD5,Mission50 | 75-138 | 2 15/16-5 3/8 | 152-216 | 6-8 1/2 |
| 6 | DHD360,Cop64,QL60,SD6,Mission60 | 108-296 | 4 1/4-11 5/8 | 191-381 | 7 1/2-15 |
| 8 | DHD380,Cop84,QL80,SD8,Mission80 | 140-296 | 5 1/2-11 5/8 | 200-381 | 7 7/8-15 |
| 10 | SD10,Numa100 | 305-311 | 12-12 1/4 | 445-482 | 17 1/2-19 |
| 12 | DHD1120,SD12,Numa120,Numa125 | 216-445 | 8 1/2-17 1/2 | 312-660 | 12 5/16-26 |
Product photos
Keywords:
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boart longyear Down the Hole DTH Bits
Boart Longyear Adds Down-the-Hole (DTH) Drilling Tools
Boart Longyear Down the Hole (DTH) Percussive Bits Maximum Performance & Durability for DTH Drilling
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Contact Person: Ms. Ling Bo
Tel: 86-13077353340
Fax: 86-731-85551635
