Middle Pressure DTH Drill Bits , Semi-Ballistic Insert Convex Face SD8 Hammer Bits
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.... Since the piston is in direct contact with the drill bit, little energy is lost. This gives DTH drilling a nearly constant penetration rate regardless of hole length. DTH bits are paired with their corresponding hammers (by drilling hole diameter and...
KSQ Technologies (Beijing) Co. Ltd
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Mission50 152mm 165mm 178mm Concave Face Dth Hammer Bits
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High Performance Mission50 152mm 165mm 178mm Concave Face Dth Hammer Bits DTH Drill Bits are produced from premium quality Carbide for increased durability and wear characteristics. Specific heat treatment standards and special "stress relief" processes ......
Hunan New Diamond Construction Machinery Co., Ltd.
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90mm 3 1/2'' Alloy Steel Convex Face DTH Button Bits
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... process, ball tooth bit can reach under the hardness strong rock excavation, and to reduce the energy loss in the transmission process, tooth uniform force is not easy to drop off the ......
Changsha Sollroc Engineering Equipments Co., Ltd
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115mm Tungsten Alloy Rock Drill Bit Blast Hole DTH Hammer Bit
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... breakage, high penetration rates and high productivity. There are mainly four types of end face design forms used by down-the-hole drill bits: namely, end face convex type, end face plane type, end face concave type and end face deep concave center type....
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD
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High Drilling Efficiency Dth Hammer Bits , 80mm Hard Rock Drill Bits CD25-80
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.../convex face/double gauge face/flat face bit 3. Carbide button shape: domed/round button parabolic/semi-ballistic button ballistic button sharp button flat ......
Changsha Chaojingang machinery manufacturing CO., Ltd
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Carbon Steel DTH Hammer Bit DHD350 COP54 QL50 SD5 HM5 Customerized Color
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.... Low to medium air pressures. Maximum hole deviation control. 2. Concave Face The all-round application bit face specifically for medium hard and homogenerous rock formations. Good hole deviation control and good flushing capacity. 3. Convex Face For...
Quzhou Sanrock Heavy Industry Machinery Co., Ltd.
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115mm DTH Hammer Bits Mission M40 Button Drill Bit For Water Well Drilling
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...DTH Hammer Bits Mission M40 Button Drill Bit For Water Well Drilling DTH Hammer bit is also called DTH BIT, DTH Button Bit, Down The Hole Button Bit, Rock Bit, Rock Drill Bit, Low Air Pressure DTH Button Bit, High Air Pressure DTH Button Bit Feature of Our DTH Hammer Bits 1. high and low air pressure down-the-hole drill bits 2. Low air pressure hole Dia.:65-220mm 3. High air pressure hole Dia.:85-305mm 4. Face type: drop center bit......
SUVEC Rock Drilling Tools
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DHD340 DTH Hammers Bits In Blasting Hole And Geotheromal Hole
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...DTH Hammers Bits High Pressure Uesd in Blasting Hole and Geotheromal Hole Description Diameter: 105mm to 152mm. Applicaiton field: blasting hole, geotheromal hole. Face design: flat, convex, concave Inserts design: spherical, ballistic, parabolic Fetures: 1.Reliable quality, long service life, rare abnormal breakage during service life. 2.Good flushing effect to ensure high drilling rate 3.Strict quality warranty and compensation rules DTH...
KSQ Technologies (Beijing) Co. Ltd
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6 inch DTH hammer bits 165mm DHD 360 down the hole bits for water well drilling
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...-220mm 3.High air pressure hole Dia.:85-305mm 4.Face type: drop center bit/concave face/convex face/double gauge face/flat face bit 5. Carbide button shape: domed/round button parabolic/semi-ballistic button ballistic button sharp button flat ......
Henan Jinzen Rock Drilling Tools Company
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Colored SD6 DTH Hammer Bit For Drilling Rig Mining Engineering Flat Face
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...dth hammer bits for drilling rig using on mining engineering Qideli drill tools manufacturer has a full range of DTH drill bits with SD shanks type for a wide range of hole sizes, which are designed to match all conceivable applications for water well industries, stone quarrying, mining and construction. Shank types: SD4, SD5, SD6, SD8. SD10,SD12. DTH hammer bits hole diameter:3'', 4'', 5'', 6'', 8'',10",12"(85mm-381mm). SD SERIES DTH BITS...
Putian Qideli Drilling Tools Co., Ltd.
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