electric drill bits

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

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

7pcs Nail Drill Bits for Acrylic Nails - 3/32 Electric Nail Drill Bit Set - Professional Nails Supply Carbide Nail Drill Bit for Gel Nails Cuticles.

Tricone bits from 6 to 17 1/2 inch, both steel milled tooth and Tungsten Carbide Insert Bit with metal seal.

1Certified by ISO9001&API
2Used for water well, oil field
3IADC:114-117,127,437,517,617,637
4.type:3-25inchs
5.delivery on time

1.size:10-1/2 inch(266.7mm)
2.Thread sizes:6-5/8inch(168.3mm)
3.Formation:Hard with high abrasiveness,such as hard limestone,dolomite

Glass tile drill bits

Place of Origin: Hebei, China (Mainland)
Brand Name: Great
Model Number: GSD1635TX
Type: Drill Bit
Machine Type: Drilling Equipment

Threaded button rock drill bit
1.Model:R22,R25,R32,R38,T38,T45,T51;
2.Tip Types:Round, Parabolic, Ballistic;
3.Application:Mining, Drilling, etc

Made with high quality of raw material through special heat treatment, especially, tungsten carbide of tapered button bits are from Boart long year

12-1/4"IADC517 TCI tricone bits
1.High-precision metal seal
2.Higher stability
3.Reasonable price and long uselife

Specification: 3mm, 4mm, 5 mm....25mm, 26mm, etc.

Premium Arix type Diamond core drill bit for granite
- Longer Life-Span
- Environment Friendly
- 30%+ sharper

Self drilling rock bolts with sizes R25, R28, R32N, R32S, R38, R51N, R51L, T76N, T76S

Impregnated diamond core bit, surface set diamond core bit, tungsten carbide core bit

Masonry Drill Bits

Our products successively has obtained ISO9001:2000 international quality system certificate and API certificate.

Variety sizes rock cone PDC drill bit
1.Cover all IADC codes
2.Large inventory on hand
3.Good quality, low price

Kingdream HA517 tricone bit for oilfield
1.Fast drilling rate
2.Strong cutting structure durability
3.Diffrernt size available
4.Low cost

HSS Twist Drill Bits,Drill Bits

3u tsp(thermally stable polycrystalline diamond) is widely used in petroleum extraction, diamond machining, geology drill and mechanical process.

1.Reduce frictional forces obviously.
2.Increase casing running depth.
3.Ensure casings are centralized .

WOOD DRILL BITS

Hammer Drill Bits

High Quality 12-1/4" PDC Drill Bit
Certificate: API 7-1 & ISO9001
Manufacturer

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

1. size: 8 1/2''
2. type: GMC3232
3. cutter size: 13mm
4. cutter quantity: 30
5. NW/GW: 29/44KG...

135 degree split point drills faster and prevents bit walking
Great for extracting broken screws and studs in a single operation

Maxdrill T38 Drill Bit 76mm Button Bit for Drilling

Assembly Drill Bit
1, 5 cones
2.AIP & SGS
3.build bridges,bridge pier drilling
4.high quality ,best price