twist drill bit

Masonry drill bits 8Pcs from solid extremely heat resistant Tin-alloyed high speed steel produced according to DIN338. Polished Finish.

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

Bit Size: 4 1/2"-- 171/2"(114mm--444.5mm)
Blades: 3--9 Blades
Nozzles: according to your requirement
PDC Cutter: 1913,1613,1313

Our company takes years with the used and new PDC(diamond) bits, tricone bits, TCI bits, steel tooth bits, single cone bits covering all IADC code.

Material:crv,carbon steel
Includes:Nut Drivers,Bit Adaptor,Screw Finders,Wood Working Drill Bits,Ratchet Screwdriver

thread drill bits of button bits
1.Button Type
2.Diameter: 35mm - 178mm
3.Thread: R22,R23,R25,R28,R32,R38,T38,T45,T51
5.Certificate:ISO9001

Features:
1) Size:
a) 5.5, 6 x 110mm / 5.5, 6, 6.5, 7, 8, 10 x 160mm /
14 x 210mm / 10, 12, 16 x 260mm
b) Point chisel: 14 x

PDC rock cutters drill bit
1.Certified by ISO9001& API
2.Size rang from 3 7/8~26
3.Reliable quality
4.Cover all IADC code

1) ISO9001&API
2)Covers all IADC codes
3)Size:12 1/4"
4)Used for oil well and water well

Made by high strength steel, on which rubbed by tungsten carbide teeth.Good wear-resisting and taking shape well while drilling.

Mating drill bit of angle iron manual drill

PDC drill bit manufactured by Zhengzhou LD Diamond Products CO.,Ltd. Widely used for geothermal drilling, water well drilling, geological exploration,

TCI tricone bits/ three cone bits
1.Certified by ISO9001&API
2.Used for water well, oil field
3.IADC:114-117,127,437,517,617,637
4.type:3-8b

ISO9001:2000 certificated
Efficient assembly, high abrasion resistance,impact resistance

Mainly used in water well, geothermal well, dam grouting, blast hole, oil and gas, coal mining, constructions field.

1.high quality and best service
2.pdc bit for water well drilling
3.superior in quality;reasonable price

92pc Combination Drill Bit Set includes varies drill bit and accessory, packed in a window plastic case

Very soft formations with low compressive strength and high drillability,such as clay,mudstone,chalk,gypsum,salt,soft shale,soft limestone,etc.

Specifications 1>Meet with API Spec7-1 &ISO 9001:2008 2>Good quality and after-sale service 3>30 years experience in it.

which is suitable for drilling in soft to medium hard stratum, and has better advantages in overcoming incomplete stratum drilling

1) Condition: 100% new
2) Manufacturer brand name: GREAT
3) The bit size: 12 1/4''
4) connection: 6 5/8'' API Reg
5) blade type: 4 blades

1. Enlarger pilot hole.
2. Diameter can be customized.
3. With or without pilot bits.
4. Drilling soft to hard formation.

thread drill bits of button bits
1.Button Type
2.Diameter: 35mm - 178mm
3.Thread: R22,R23,R25,R28,R32,R38,T38,T45,T51
5.Certificate:ISO9001

Features:
1) Size:
a) 6, 8, 10 x 160mm, 3pcs
b) 8, 10, 12 x 210mm, 3pcs
c) 8, 10, 12, 14 x 260mm, 3pcs...

This is super high hardness super mirror finish stainless high speed steel. It is characterized by excellent anti-rust, anti-corrosion, anti-wor

oilfield drill bit suppliers
1.OEM water well drill bit
2.steel tooth&TCI tricone drill bit for water well
3.water well bit cover all IADC codes

Matrix body PDC bit
1.best price and high quality
2.4 blade count
3.can change the spiral nozzles
4.wooden or steel boxes...

Used for the urban orientation penetrate project to lay the pipe for gas or water.It meets the all direction drill controled by the sound house.

Specifications 1.Sizes rang from 2 7/8" to 26"
2.Covers all IADC code
3.made of used oil drill bit

1.Competitive Price(larger order, lower price)
2.Perfect Quality Control System
3.Excellent Sevice
4.Large Business scale