Accessories

thread drill bits of button bits
1.Button Type
2.Diameter: 35mm - 178mm
3.Thread: R22,R23,R25,R28,R32,R38,T38,T45,T51
5.Certificate:ISO9001

all sizes and codes, high quality and good price

thread drill bits of button bits
1.Button Type
2.Diameter: 35mm - 178mm
3.Thread: R22,R23,R25,R28,R32,R38,T38,T45,T51
5.Certificate:ISO9001

all sizes and codes, high quality and good price

thread drill bits of button bits
1.Button Type
2.Diameter: 35mm - 178mm
3.Thread: R22,R23,R25,R28,R32,R38,T38,T45,T51
5.Certificate:ISO9001

all sizes and codes,high quality and good price

thread drill bits of button bits
1.Button Type
2.Diameter: 35mm - 178mm
3.Thread: R22,R23,R25,R28,R32,R38,T38,T45,T51
5.Certificate:ISO9001

all sizes and codes

1.Name:R22 Thread Button Bit
2.Usage: Ore mining
3.Package: in wooden case or in carton
4.Feature:High wear resistance

all sizes and codes

QianWang Down The Hole button bits
1.Diameter:68~250mm
2.Used in DTH Drilling rig
3.Material:Alloy,metal
4.10 years DTH bit supplier

all sizes and codes

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

all sizes and codes

1) Connection: Thread
2) Alloy steel
3) Suitable many carbide tips
4) Button bit diameter: 45-70mm
5)Drop center bit

all sizes and codes

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

all sizes and codes,high quality and good price

1.Precision:Normal Precision
2.Outside Diameter Mm:42-200
3.Thread Type:T & R, Left or Right
4.Metal Type:Steel or Tc Inserts
5.Hardness:Tc-Inser

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