dth drilling efficiency bits

Brand Name:MIROC

Model Number:DHD360 Drill Bit

Place of Origin:CHINA

Dth Hammer Bit Products Parameters: 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/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 button 6. Drill...

Brand Name:MIROC

Model Number:BR2-100 DTH Bit

Place of Origin:CHINA

..., Water well drilling, Geothermal Drilling, Micropiles, Quarry and Mining field. Specification Drill Bit Bit Dia. Spline Key Number Buttons (mm) NO. Air Holes Weight mm inch Front Gauge (kg) BR1 ...

Place of Origin:Zhejiang, China

Brand Name:Sanrock

Industry Dth Drilling Tools Dth Hammer 1012-1860 Mm Length Api Standard SR-SD series DTH HAMMERS DTH hammer type SR-SD4A SR-SD5A SR-SD6A SR-SD8A SR-SD10A SR-NSD12A Bit shank SD4 SD5 SD6 SD8 SD10 SD12 Hole range(mm) Φ110-Φ135 Φ155-Φ190 Φ155-Φ203 Φ195-Φ254 Φ...

Brand Name:Tianhe

Model Number:DHD340-121 drill bit

Place of Origin:HUNAN CHANGSHA

... breakage during service life. 3. Good flushing effect to ensure high drilling rate 4. Strict quality warranty and compensation rules General Introduction Bit Face Shape Selection: 1. Drop Center Bit For high penetration rates in soft to medium hard and

Brand Name:SHITAN

Model Number:ST

Place of Origin:Hebei China

DTH drilling rig tools High speed rock button bits dth hammer drill bit 1.Product description Diameter (mm) No. * Button diameter (mm) Gauge/Button angle. Flushing holes Weight (kg) Bit shanks Outer Front 178 8*Φ16 11*Φ16 35 2 27 DHD360 2.Pre-sale service ...

Brand Name:MIROC

Model Number:DTH Hammer

Place of Origin:China

... directly. Since the piston is in direct contact with the drill bit, little energy is lost. This gives DTH hammers a nearly constant penetration rate regardless of hole length. Basic Information Items Replacement Parts 1 Top sub 2 O-ring of top sub 3

Brand Name:ROSCHEN

Model Number:PTP ,PTB, BTB

Place of Origin:CHINA

...all types of DTH Top Sub Adapters DTH Top Sub Adapters and DTH Hammer Bits Coupling Sleeves: Pin to Pin Pin to Box Box to Box ROSCHEN is the best suitable manufacturer and supplier as long as you need ...

Brand Name:HZJX

Model Number:4" 5" 6" 8"

Place of Origin:China

... heat treatment, to ensure good drilling performance and longer service life. Widely used in mining, quarry, water well drilling and so on. All products are in accordance with international standards, compatible with Atlas Copco, Ingersoll Rand, and other

Brand Name:MIROC

Model Number:SD10-305mm DTH Drill Bit

Place of Origin:China

...right bit for optimum performance you have to balance penetration against bit life. On occasion you can successfully sacrifice bit life for penetration, remember the rule of thumb that states that a 10% increase in penetration covers at least a 20% loss in

Brand Name:MIROC

Model Number:SD12-336mm DTH Drill Bit

Place of Origin:China

...right bit for optimum performance you have to balance penetration against bit life. On occasion you can successfully sacrifice bit life for penetration, remember the rule of thumb that states that a 10% increase in penetration covers at least a 20% loss in

Brand Name:TIANHE

Model Number:THRC seies

Place of Origin:CHANGSHA,HUNAN

...drilling rate and steady performance Quality Guarantee:products with any problem caused by unqualified material and machining, will be replaced with providing photos of broken parts ...

Brand Name:New Diamond

Model Number:SP820

Place of Origin:Hunan, China (Mainland)

Cemented carbide steel SP882 shank DTH Drill Bits Diameter 216-311mm Description: ◆ Adopting the industry-leading imported heat treatment technology, the hardness and toughness of the steel body are ...

Brand Name:New Diamond

Model Number:COP84

Place of Origin:Hunan, China (Mainland)

...203-305mm high air pressure energy saving DTH Drill Bits Description The use of high quality steel and hard alloy as raw materials, through a special heat treatment process, ball tooth bit can reach under the hardness strong rock excavation, and to reduce...