Factory Wholesale Pineapple Round Semi-Diamond Composite Core Drill Bit

• Type：Mini Drill
• Usage：Well Drilling
• Technological：Newly Developed
• Material：Special Alloy Steel, Diamond, Carbide
• Weight：3kg
• Features：Fast Speed, High Efficiency

=== Base Info ===

• Model NO.：OEM
• Application：Geological Exploration, Coal Mine Rock Sampling
• Transport Package：Carton or Wooden Box
• Specification：75~325mm
• Trademark：SPEEDMADE
• Origin：Hunan
• HS Code：8207191000
• Production Capacity：5000000pieces,Year

=== Description ===

Product parameters

ITEM OD ID Height Teeth NO. corebarrel 75# 75 54.5 95 4/9 73 94# 94 74 120 6 89 113# 113 89 120 8 108 133# 133 109 130 10 127 153# 153 129 145 12 146 171# 171 147 145 14 168 200# 200 174 150 16 194 219# 219 193 150 18 219 245# 245 219 200 20 425 275# 275 249 200 22 273 325# 325 299 200 24 325 Any size can be customized according to the customer's requirement.
The PDC core bit of Flat, Cut, and Fan is characterized by fast drilling speed, while Bread and Helmet PDC core bit is characterized by wear resistance.
Bread and Helmet PDC core bit: Soil layer, sandy soil layer, soft rock, pebble layer
Cut and Fan PDC core bit: Soil layer, sandy soil layer, a Limestone layer
Flat PDC core bit: Soil layer, sandy soil layer, soft rock, Low soft layer
Rock grouping and recommended use of the bit table Grade  name Represents Drilling speed Suggested drill bit 1 Loose soil redeposited loess,lateritite,Soft sandy soil free of gravel and breccia,diatomite 15/H Pineapple bit,slice,plain film,Scraper coreless bit 2 Loose soil loess,red clay,cumulosol,Sand soil,Kaolin class 8/H Pineapple bit,denticle,slice,Triangle,Bread 3 Soft rock Strongly weathered shale,Slate,schist,Slightly cemented sand layer 6/H Scraper coreless bit,Concave three wings,slice,Breadslice 4 A little soft rock Slate,arenaceous shale,carbonaceous shale,argillaceous marl,calcareous shale 5/H scraper,Recessed coreless bit,slice,Bread,Breadslice,Triangle,Electroplated diamond 5 A little hard rock Rubble and gravel layer collapse layer,Slate,limestone,Marble,schist 3/H Concave three wings,Bread,A helmet piece,Electroplated diamond 6-7 Medium hardness Slate,schist,Silicified limestone,Calcite 2/H Bread,A helmet piece,Electroplated diamond,Hot pressed diamond,Innovative no.7 fast bit 6-7 Medium hardness Slate,schist,Silicified limestone,Calcite 2/H Bread,A helmet piece,Electroplated diamond,Hot pressed diamond,Innovative no.7 fast bit 8-9 Hard layer Basalt,Quartz anshan porphyry,Fai green rock 1.2/H A helmet piece,Low-alcohol electroplating,Low thermal,Innovative no.7 fast bit 10-11 Super Hard rock  Granite,granodiorite,gneiss,rhyolite,aposandstone 0.8/H Low-alcohol electroplating,Low thermal,Innovative no.7 fast bit 12 Super Hard rock aposandstone,jasperite,hornberg,corundolite 0.3/H Low-alcohol electroplating,Low thermal,Innovative no.7 fast bit

-COMPANY BRIEF- We provide high-quality and complete drilling equipment including drilling rigs, drilling tools, mud pumps, DTH drilling tools, rock drilling tools, etc. They are widely used in water wells, farmland irrigation, geological exploration, small pile holes, geothermal, rope coring, Mining etc. Our products are the products of choice for drilling engineers in many countries due to their precise design and efficient drilling in use.

Main product

Application

Borehole drilling, Civil Infrastructure, civil engineering, and infrastructure, for rock core drilling, Soil Testing and sampling, geophysical survey companies, Pile foundation drilling, bridge drilling, wind power generation, large-mouth engineering drilling, oil field, metallurgy, mining, geological mineral exploration, water conservancy and hydropower construction, coal mine, mine tunnel drilling, grouting reinforcement engineering, highway, subway, high-speed rail, concrete core sampling, etc, Coring exploration, drilling.

Workshop
Why we achive today′s achievements is because we are supported and assisted by a highly experienced team of designers and engineers that enable us to complete all the assigned projects successfully as per the specified requirement from our clients. Speedmade Industries Co., Ltd will continue committing to provide low cost Rock Drills, Drilling tools, well drilling rigs, high efficiency drilling tools, energy saving and environmental product for domestic and international clients.

-WHY CHOOSE US-

--The first-class engineers of tricone bits and PDC bits
--Advanced technology and Equipment, International standard.
--R&D center for rock drilling tools, high precision CNC machines, SGS&ISO Certified.
--10+ Years & 40+ Countries of service experience.
--Optimized solutions for the various requirements.

DIY customization: please provide your rock formation information or detailed size drawings.

Free samples: some samples can be provided free of charge.

Payment: T/T L/C,D/A,D/P,Western Union,MoneyGram.

Packaging

Wood Box Fumigation Tray if necessary Other special package can be applied according to customer's need

Delivery

Prepared to deliver within 1 week, if in stock Depends on order quantity, when out of stock Transportation:By sea or air

Purchase process