auger drill bits

HSS Twist Drill Bits DIN338 Roll Forged, 118 degree split point
black oxide nitrided

SDS plus shank hammer drill bit triple carbide tip
triangle flute
diameter: 4-26mm (5/32"--1-1/8")
length: 110-1320mm (4"-24")

Masonry Drill 8pcs
3-4-5-6-7-8-9-10
DIN8039
packe in plastic box

HSS DRILL1/2" SHANK 6PCS/SET
Size: 10, 12, 14, 16, 18, 20mm

Wood drill bit brad point 10pcs/set
Size: 1.5, 2, 2.5, 3, 3.2, 3.5, 4, 4.5, 4.8, 5mm
Quick shank
In metal box

1)Hard auger bit
2)pin shank size:6 5/8''
3)procaessing:forging
4)sealing:metallic seal

tricone rock bit
1.well drilling
2.long service time
3.best price and high quality
4.we can provide the sample ,but customer need to pay all cost

We choose high quality steel, and high quality tungsten carbide tip via forging, welding, heat treatment. Steel body, made by material 42CrMo, heat tr

1.With thread tip
2.SDS plus shank: prevents spinning in drill chuck
3.Single-twist type with single cutter and side lip.

We can supply all kinds of "RuiZuan"brand coal mining bit ,sleeves and holders PDC drill bit which have high strength ,high wear resistance and lo

4) Quick change shank(1/4")(7/16") fits all standard 1/4"quick change chucks
5) hex shank prevents slipping in drill chuck or bit extension.

PDC anchor drill bit diamond drill bit
Double row cutters design extends the bit life especially when drilled in abrasive the resist impact capabilty

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

Drill Bit
Cangzhou Great Drill Co.Ltd. specializes in designing, manufacturing,marketing and serving the high performance
diamond bits and drillin

ISO2000 CERTIFICATED
Material: High carbon Steel
Shank: Quick(1/4" hex) DIN3126

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-26inch
5.delivery on time

1.Size from 3 7/8" to 26"
2Covers almost all IADC code.
3Stocks adequate&timely delivery
4Good quality and after-sale service

2 stroke 62cc
one people operate

1.Diameter:85mm-555mm
2.DTH Hammer: 3"-12"
3.Splines:4-10
4.Package :in carton
5.Supply ability:2000pcs/month....

1.Stepped three wings drag bit
2.all kinds of models
3.long service lifetime

1. Good quality, reasonable price
2. ISO9001:2000, API certified
3. Timely delivery

High precision bearing with two thrust faces. Balls lock the cone.Hardface heard bearing surface. Cone bearing inlaid with friction-reducing alloy.

1>ISO 9001:2008 & API spec7-1
2>Good quality and after-sale service.
3>30years experience in it.

we are the manufacturer of rock drilling tools from China,Incluing trione bit,botton bit,down the hole bit, chisel bit,cross bit ,X bit ,pick cutter

Surface Finishing:Polish
Package:Blow case
Long life fast drill speed

A complete line from 3 7/8'' (98mm)~26''(660mm);
IADC code in all sizes and in stocks;
Used for oil/water well,mining,etc;

1.Supply drill bits
2.API drilling standard
3.Three cone bit is widely used in well drilling
4.brand new

the products are mainly used for root crops planting hole,tree fertilization holes,fences,scaffolding staking hole,

We are Non-standard precision tool manufactures specialty, we have been accumulating over 20 years rich experience on R&D and producing CNC precision

1) ISO9001&API
2)Covers all IADC codes
3)Size:3 1/2"~26"
4)Used for oil well and water well