Basic Info.
Bit Dia.(mm)
Diameter 4 7/8 Inch
Screw Thread Diameter
2 3/8 Inch
Specification
diameter 4 7/8 inch
Origin
Zhuzhou, Hunan, China
Production Capacity
10000000PCS/Month
Packaging & Delivery
Package Size
5.00cm * 5.00cm * 5.00cm
Package Gross Weight
5.000kg
Product Description
zhuzhou manufacture 152mm 4 Wings PDC Non-Core Drill Bit For Water Well Drilling and hard formations
The drilling methods are basically auger drilling method, flushing method, impact Percussion drill, Rotary drill, Core drill,Non-core drill, Rotary-Percussion drill, Hand Auger,Flight Auger,Wash Boring and Clay Cutter and so on.
According to different terrain, environment and actual conditions, through detailed planning such as observation and evaluation, plus judgments and constraints (including human resources and equipment, etc.), decide which drilling method to use.
The drilling tool is composed of an active drill pipe, a drill pipe, a core pipe, a reamer and a drill bit at the bottom end, and if necessary, a sedimentation pipe or a drill collar is also added on the core pipe. The function of the drilling tool is mainly to transmit the drill bit pressure and rotary torque to the drill bit during the drilling of the rock formation, and to send drilling flushing fluid to the bottom of the hole to collect the rock core.
>>
High Efficiency Manual Concrete Blending Mixer Equipment
>>
yellow duct snake hire jameson rodder 600 rodder fibre de verre
>>
4-Wire 1080P Smart Home Video Doorphone Security System Door Bell Intercom
>>
New Chinese Chemical Fiber Rubber Leather Cotton Nylon Tibetan Dustproof Mat Household Wool PVC Carpet Square Printing Blanket Cutting Machine
>>
Hospital use Popular Ultrasound color doppler machine Sonoscape s22
>>
120L 240L 660L 1100L Industrial Plastic Dustbin Trash Can Waste Bin Garbage Bin Injection Molds Price
>>
Garlic splitting machine garlic cloves separator garlic separate bulb breaker machine
>>
Ba factory HPPE liner Nitrile Sandy Dipped TPR Coated Cut Resistant Impact Resistant Gloves for Oilfield
>>
8 in 1 Aluminum Alloy HDMI VGA Port and Cardreader RJ45 USB Type C Hub for MacBook
>>
High Coverage Car Refinish Paint 1K Primer Solid Color Car Paint
>>
Wholesale Diesel Truck Spare Parts 8202220le010 External Rear View Mirror Bracket
>>
High Quality Boat Accessories Outboard Engine Parts Crankshaft Piston Kit 6e7-11631-00-97 Fit for YAMAHA 2 Stroke Outboard Motor 9.9/15f E9.9/15D
>>
Low Cost Factory Price High Efficiency Powder Small Soap Wrapping Packing Machine
>>
Customized Zinc Plated Steel Sheet Metal Products for Furniture
>>
77 01 205 778 auto spare parts front wheel bearing repair kit for renault
>>
Flat Mop Head Replacement Clean Washable Cloth Pad for Chenille Yarn Mop Refill with Polyester Matrial
>>
Gelei Cables Silver Plated Copper Wire
>>
High Tension Anchoring Clamp for ADSS Fiber Cable
>>
PTFE Dispersion originally with excellent electrical insulation
>>
10.1 Inch 1024*600 LED Backlight Digital Photo Frame