Rotary Drilling Tools Large Diameter Tricone Drill Bits

  USING CONDITIONS 1.Mining 2.Water well 3.Oil field & Gas 4.Construction drilling application TDS Rotary Tricone Bits have optimally designed bearing structures and carbide inserts to withstand extreme challenge of today’s mining applications. Always be ready for improvement on products and providing high performance/cost products. Choosing the right designs with the balance between high ROP (Rate of Penetration) and good drilling service life which ensure the good TDC(Total Drilling Cost) for the customers. Avalibale IADC

Series	Application	Operating Parameters
		Rotating Speed(RPM)	Weight on Bit-WOB(lb/in)
30	Very Soft	70-140	1000-4000
40	Soft	70-140	1000-4000
50	Soft to Medium	50-140	2000-5000
60	Medium to Hard	50-110	3000-6000
70	Hard	50-90	3500-7500
80	Extremely Hard	40-80	5000-8000

Available Sizes

Bit Size
in	mm	Pin Size
6 3/4	171	3 1/2
7 7/8	200	4 1/2
8 1/2	216
9	229
9 7/8	251	6 5/8
10 5/8	270
11	279
12 1/4	311
13 3/4	350