electric drill bits

Portable idiot drill grinder, twist drill grinder, Universal small drill grinder, universal big drill grinder,it is accurate and fast.

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-8blades
5.delivery on time

Portable idiot drill grinder, twist drill grinder, Universal small drill grinder, universal big drill grinder.

Features:
1) Size:
a) 5, 5.5, 6, 6.5, 7 x 160mm / 12, 14, 16 x 210mm /
10, 18, 25 x 450mm
b) Point chisel: 14 x 250mm...

Features:
1) Size:
a) 5, 6 x 110mm
b) 6, 8, 10 x 160mm
c) 10, 12 x 210mm...

1.API all size, all IADC all chinese brand
2.Large quatity in stock
3.abundant experience to export

Portable idiot drill grinder, twist drill grinder, Universal small drill grinder, universal big drill grinder,it is accurate and fast.

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

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

Portable idiot drill grinder, twist drill grinder, Universal small drill grinder, universal big drill grinder, universal precision drill sharpener.

Portable idiot drill grinder, twist drill grinder, Universal small drill grinder, universal big drill grinder,it is accurate and fast.

application: coal mining or geological prospecting
body: matrix or steel
thread: inner or outer

Higher nozzle counts and/or fixed ports to best serve cleaning,cooling and cuttings evacuation requirements with available hydraulic flows.

1. Good wear-resistance
2. Better steel and longer stable drilling hours
3. Optimized profile and higher rate of penetration
4. High stability

PDC bit for water well drilling
Double layer cutters design enhances the resist-impact capability and extends bit life

These Diamond Bits use polycrystalline diamond (PDC) cutters to shear rock with a continuous scraping motion
1 Cutting structure is force balanced a

Trademark: Solidkey
Packing: Plywood Box with Steel Pipe Enhanced
Standard: API
Origin: China

1.Structure:Deep Hole Drilling
2.Precision:Normal Precision
3.Outside Diameter Mm:42-200
4.Thread Type:T & R
5.Strict quality control

Oil Well Water Well Drilling Tri Cone Three-cone Rock Roller Drill Bits

Applied to drill the bolt-mesh support for the coal mine, dam and roadway construction,etc.

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-8blades
5.delivery on time

1.Structure:Deep Hole Drilling
2.Precision:Normal Precision
3.Outside Diameter Mm:42-200
4.Thread Type:T & R
5.Strict quality control

1.Structure:Deep Hole Drilling
2.Precision:Normal Precision
3.Outside Diameter Mm:42-200
4.Thread Type:T & R
5.Strict quality control

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-8blades
5.delivery on time

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:3-26inch

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:PC105\PC405\PC605/PC206
4.type:3-8blades
5.delivery on time

1.thread button bits
2.use in mining ,tunnel ,quarry
3.connect with drill rod

API TCI bit, higher ROP, longer use life.
high reliability and quality

1.Lower Oil, Air Consumption
2.Medium and High Air Pressure DTH Hammer Bits
3.Air Holes:2,3,4
4.Diameter:254,305,311,318,330
5.Deep Hole Drilling

1.Structure:Deep Hole Drilling
2.Precision:Normal Precision
3.Outside Diameter Mm:42-200
4.Thread Type:T & R, Left or Right