masonry drill bits

Advantage----- high quality PDC drill bit :
1) Certified by ISO9001&API
2) High quality with reasonable price
3) Fast drilling rate
4) Strong

PDC bits
1. High wear resistance cutters.
2.Oppose-circumnutation design.
3.suitable for medium to hard formation.

tricone rock bit for coal mining
1.Fast drilling rate
2.Strong cutting structure durability
3.Diffrernt size available
4.Can be customized

Features:
1) Size:
5, 6, 8 12x 160mm
2) Material: 40Gr, YG8C
Inner packing: ...

1.used for oil filed, waterwell
2.Meet API& ISO
3.TCI tricone bits certified by ISO

high quality PDC diamon bits
1.best quality for 2-7/8"~17 1/2"
2.high quality,best price
3.number of blade :4,5,6,7,8,9,...

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

API quality tricone steel tooth drill bit / milled roller tooth drill bit
1.High strength,high flexibility,high temperature
2.Realiable quality

HSS twist drill bits
Dia. size: 1.0~130mm
packing:

Cutting Tools

Steel tooth drill bit
1.Low compressive strength
2.High drillability
3.Soft formation
4.Good wear-resistance...

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 ...