dual drill bit

Brand Name:ENG

Model Number:7000

Place of Origin:China

... performance-enhancing features: • Directionally responsive; • Force-balanced cutting structure; • CFD enhanced hydraulics arrangement. Our Bi-Center bits can be produced with or without the Feature depending on the

Brand Name:SOLLROC

Model Number:RC3.5 RC bits

Place of Origin:China

... where the drilling medium, normally high pressure air,is passed between the outer and inner tubes down to the face of the drilling bit where it is returned up the centre tube along with the sample cut by the drill bit. RC bits Model RC3.5 for shank RC3.5

Brand Name:MING

Model Number:MRE127MM-CIR110

Place of Origin:CHINA

...Dual Rotors Eccentric Overburden Casing Drilling Bit CIR Shank Description MRE Dual Rotors Eccentric Overburden casing drilling system, At clockwise rotation, reamer bits expand to bring the casing pipe into hole. After finished, reamer bits closed anticlockwise and then can be lift up from the bottom of the hole by drilling...

Brand Name:MIROC

Model Number:Exploration Drilling Tools

Place of Origin:China

...Dual tube diamond drill bit for Geological exploration drilling. Description: Double-tube diamond bit is more popular than single-tube in deep hole and ultra deep hole drilling.In the actual drilling operation, double-tube drill bit is often used with double-tube drill tool. The main advantage of double-tube drill...

Brand Name:Hainaisen

Model Number:8-1/2 HS66320B

Place of Origin:China

...Drilling Bit Oil Well Drill Bit Steel Body The diamond bit has a wide working range and can penetrate quickly even in softer rock where the bit is lighter in weight. When the ground gets harder, this bit adds weight with a smooth torque response and maintains a higher penetration rate than the competition. This technology differs from conventional dual-phase drills in that it requires more weight to drill...

Categories:Reverse Circulation Bits

Country/Region:china

...Drilling, referred to as " Centre Sample Recovery" or " Dual Wall Drilling",employs a Dual Wall Pipe where the drilling medium, normally high pressure air,is passed between the outer and inner tubes down to the face of drilling bit where it is returned up the centre tube along with the sample cut by the drill bit. 1. No contamination The R.C. System collects sample through the recovery holes in the face of the drill bit...

Brand Name:STARRY

Model Number:3-12

Place of Origin:JIANG SU CHINA

...Drill for Tube Metal Sheet Drilling 1. Photo: High Speed Steel step drill bits. Easy Center:Special design tip provides Easy Centering Fast Cutting:Dual Flute can provide high speed and control Sharp Rake Angle provides Faster Cutting Easy Chip Removal:Special design cutting flute has bigger Chip Room,chips remove easily. Description: Procuct Name Round Shank 3 Straight Flutes HSS Step Drill...

Brand Name:STARRY

Model Number:3-12

Place of Origin:JIANG SU CHINA

... flute has bigger Chip Room,chips remove easily. 2. Description: Procuct Name Round Shank 3 Straight Flutes HSS Step Drill for

Brand Name:ROSCHEN

Model Number:AQ, BQ, NQ, HQ, PQ/ BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT, T2 46, T2 56, T2 66, T2 76, T2 86, T2 101

Place of Origin:Germany

...Drill Bit 56mm , 66mm , 76mm RSUMX DIAMOND REAMING SHELL Ultramatrix Product RSUMX DIAMOND reaming shell RSUMX Using Ultramatrix technology, and a new pad design, ROSCHEN has made RSUMX diamond impregnated reaming shells to be the longest lasting available. RSUMX is also available with optional heavy duty blanks and dual...

Brand Name:ZHONGZUAN

Model Number:H-001

Place of Origin:Chongqing,China

...Drill Bits For Wood Drilling​ 1. High-speed steel straight shank tool is good for most general purpose applications,offering a combination of hardness and toughness for wear resistance 2. Premium gold titanium and black nitride dual coating can apply lubricant better for smoother drilling...

Place of Origin:China

Brand Name:ShiTan

Model Number:Customized

...Drill Bits Water Well Drill Bits Specifications Item Size (mm) Item Name Size (mm) Non-coring Drill Bit 42 Coring Drill Bit 65 Non-coring Drill Bit 46 Coring Drill Bit 75 Non-coring Drill Bit 48 Coring Drill Bit 78 Non-coring Drill Bit 56 Coring Drill Bit 94 Non-coring Drill Bit 60 Coring Drill Bit 94 Non-coring Drill Bit 65 Coring Drill Bit 98 Non-coring Drill Bit 75 Coring Drill Bit 100 Non-coring Drill Bit...

Brand Name:Tianying

Model Number:12 1/4" IADC635

Place of Origin:Hunan CHINA

...uses a roller bits. In roller-bit drilling, rock is cut by hard-alloy teeth projecting from rolling cutters, which rotate on the drill-bit bearings. Inturn, the drill bit rotates at a high rate, and presses against the bottom hole with a high axial force.

Brand Name:YIDIAN

Model Number:PRO - BH70

Place of Origin:China

...Drill Bit for Woodworking Drill Bits Carpenter Tools YIDIAN Dowel Drill Bits: YIDIAN carbide blind hole drill bit ( professional 4 flute dowel drill bit) is used on wood drilling, mainly used for drilling holes on boards,wood,MDF or wood based materials,apply on CNC machine and multi drill machine.. These door hinge drill bits...

Place of Origin:Hebei,China

...drill bit, the effect of drilling pressure also needs to be considered. Drilling pressure is the pressure applied to the drill bit through the drill pipe, which can help the drill bit better crush and break rocks. The size of drilling pressure needs to be adjusted reasonably based on the formation hardness and drilling depth to ensure the cutting efficiency of the drill bit and the safety of drilling...

Brand Name:AMG

Place of Origin:CHINA

... machining centers, this versatile tool reduces tool changes by 80% while delivering exceptional accuracy in steel, aluminum, and exotic alloys. Features: ✔ Dual-Function Geometry Step drill profile (2-4 diameters)

Brand Name:SHITAN

Model Number:STT

Place of Origin:HEBEI CHINA

...drill tool cross type bit drill bit 11°excellent drilling performance Product description Small hole tapered ground drill bit are the most popular tapered drill bits with a wide selection of head diameters from 26mm to 48mm. With carbide buttons hot pressed on the bit skirts, tapered button bits have a good drilling performance and are excellent in longevity. Drill bits types and parameters Product name Tapered rock drill bit...

Brand Name:MTH

Model Number:ND35 85mm DTH Drill Bit

Place of Origin:CHINA

...Drill ND35 85mm DTH Drill Bit Specification Of ND35 85mm DTH Drill Bit: Drill Bit Bit Head Diameter/mm Weight/kg Air Tube ND35 85 4.2 With 90 4.5 95 4.8 100 5.0 105 5.5 Description Of ND35 85mm DTH Drill Bit: Down-the-hole (DTH) hammer bits are used with Down-the-hole hammers for drilling holes through a wide range of rocks types Application Of ND35 85mm DTH Drill Bit...

Brand Name:JCDRILLS

Model Number:11°

Place of Origin:Hebei,China

...Drill Bit Cross Drill Bit Button Drill Bits For Pneumatic Rock Drill Application The cross rock drill bit can be used under any rock drilling condition, it's hardly impacted by the model of drill rig and the rock performance. Generally, chisel bit are mainly used for hard rock, cross bit and button bit are mainly used for fissured rock. Cross rock drill bits...

Brand Name:GLORYTEK

Model Number:11 5/8"

Place of Origin:China

...Drill Bit Water Well Drilling Pdc Bits Description Steel body PDC drill bits are a specific type of drill bit designed for drilling holes. PDC drill bit is a steel body design. The body of the drill bit is made of high-quality steel, which can provide strength and durability to withstand the drilling forces and conditions. The steel body of the PDC drill bit...

Brand Name:MIROC

Model Number:R1376-R32-B

Place of Origin:China (Mainland)

...Drill Bit Rock Drill Steel and Bits R32 76mm Ballistic Rock Carbide Drill Bits Specifications our dominant drill bits are chisel bits, cross bits, buttons bits, DTH bits We are a professional company which is specialized in making and researching on drilling equipments as well, and our dominant products are chisel bits, cross bits, buttons bits, DTH bits with high, medium and low air pressure, symmetric drilling...