electric drill bits

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

Drill Bit
Drilling dia. 1.2mm

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

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

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

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

tungsten carbide tipped drill bits
1. Material:Carbide tip
2.Working pressure : 0.5~0.7Mpa ( Low pressure)
3.Drill dia range : 65mm ~253m

drill bits for granite
1. Material:Carbide tip
2.Working pressure : 0.5~0.7Mpa ( Low pressure)
3.Drill dia range : 65mm ~253m
4.ISO cer

Our main products are Rock Bits (Mill Tooth & TCI), PDC Bits (Matrix Body & Steel Body), Hole Opener, Drag Bits, Air Bits

1.Stocks adequate, time delivery
2.Cutter's quality performance is good.
3.Rich experience in drill bit.

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

1.Homnework diameter size:7-5/8 inch.
2.connection thread size:6-5/8 inch
3.Cutting teeth specifications:Milled tooth
4.IADC code:223

1. All sizes available
2. Sealed bearings
3. Gauge protection
4. Low cost
5. Can be customized

HSS twist drill bits

all types of Steel body 6 blades PDC drill bits for oil well drilling hard rock tools equipment

API 5 7/8" TCI tricone bit
1.Inserted teeth bit
2.Medium formation use
3.Metal sealed journal bearing
4.Gauge protection

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

Water well tricone button drill bits
1-API or ISO 9001
2-all IADC size
3-KINGDREAM&SKH
4-good after-sales service ...

Specifications
TCI tricone bit
1.size range from 3 7/8" to 26"
2.Covers almost all IADC code.
3.Meet with API Spec7-1 Standard

1.Homnework diameter size:7-5/8 inch.
2.connection thread size:6-5/8 inch
3.Cutting teeth specifications:Milled tooth
4.IADC code:223

1.Homnework diameter size:11-1/2 inch.
2.connection thread size:6-5/8 inch
3.Cutting teeth specifications:Conical teeth
4.IADC code:627

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

1.button tooth or steel tooth
2.carton, wooden box,steel box or as your requirements
3.soft,medium soft,hard,medium hard

1.button tooth or steel tooth
2.Equipped with back reaming teeth.
3.High-strength, high flexibility,, high wear resistance

PDC matrix drill bits
1.bit three wings pdc non core bit
2.bit size 98mm
3.bit price:$190/pcs
4.bits manufacture

The wear-resistance of teeth is enhanced with premium tungsten carbide hardfacing on the tooth surfaces for steel tooth bit.

Specifications
1. API&ISO 9001
2. Size 3"~26"
3.high quality and best price
4. rubber or metal bearing ...

Specifications
Leading manufacturer of varies kinds of PDC oil drill bits in different size.3 blades 4 blades, 5 blades, 6 blades, 7 blades

Inserted teeth bit, for soft formation use,metal sealed roller bearing, good gauge protection, Low WOB