12 1/4" Goldman rock bit rotary tricone drill

Model:	12 1/4" 527
Brand:	Goldman
Origin:	Made In China
Category:	Industrial Supplies / Mining Machine
Label:	tricone bit , drill bit , drag bit
Price:	US $890 / pc
Min. Order:	1 pc

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Product Description

12 1/4" kingdream rock chisel bit rotary oil well tricone drill bits

1.The right drill bit for the right job gives tip the advantages of:

Reducing the number of times you trip
Increased rate of penetration when drilling means more holes faster
Straighter holes and Longer bit life
Saves you time and money

Bits Thread Connections and sizes:

Bit size 3 5/8" – 4 7/8” | Thread 2 3/8 API
Bit size 5" – 5 5/8" | Thread 2 7/8 API
Bit size 5 3/4" – 6 3/4" | Thread 3 1/2 API
Bit size 7 7/8" – 8 3/4" | Thread 4 1/2 API
Bit size 9 1/2" – 12 1/4" | Thread 6 5/8 API
Bit size 9 1/2" – 12 1/4" | Thread 6 5/8 API
Bit size 12 1/4" – 15" | Thread 7 7/8 API

The tricone bit is the most versatile drill bit on the market. It is the go to drill bit in most styles of drilling. Whether you are drilling a water well or an oil well,Western drilling tools has the Tri Cone drill bit for you.

The Advantages of using a tricone over other drill bits:

There is a tri cone suitable for any rock formation.

Tri cone bits are versatile and can handle changing formations.

Tri cones Are reasonably priced with long life and good rate of drilling.

Depending on your application we can provide you with new,re-run or premium oil field quality tricone bits.

Model	TCI BIT,STEEL TOOTH BIT
IADC CODE	116 117 126 127 136 137 216 217 226 316 317 326 327 336 337 115 125 135 215 225 235 315 325 335 114 124 214 314 111 121 131 346 347
	417 427 437 517 527 537 617 627 637 737 837 832 415 425 435 445 525 625 635 416 427 436 446 447 516 526 537 547 516 536 535
available sizes	From 2 7/8 to 26” larger sizes for hole opener bit ,reamer bit
advantage	most favorable price and best quality
bearing type	sealed bearing and non-sealed bearing HJ(metal sealed journal bearing) HA (rubber sealed journal bearing aircooled bearing type
Formation or layer	soft,medium soft,hard, medium hard, very hard formation
Button size (extra features)	Button bit,saw teeth 1) Y-Conical teeth 2) X-chisel teeth 3)K- wide teeth 4)G- Gague protection
Material	Alloy steel ,carbide
Packing	Wooden case or steel case
Payment terms	T/T,L/C,Western union
Delivery terms	By sea or by air
Delivery time	Within 3 to 7 days
Market	Canada,USA,Middle east,Africa,Europe
Application	Petroleum & gas,water well,mining and tectonic industries,oil field, construction,geothermal,directional boring,and underground foundation work
Product	Size	IADC CODE
TCI Tricone Bit	3 7/8 ,5 1/2, 6 1/2 7 7/8,8 1/2,8 3/4 10 5/8,12 1/4 13 3/4, 17 1/2, 22, 24,26	417 427 437 517 527 537 617 637 737
Steel Tooth Tricone Bit	3 7/8 ,5 1/2, 6 1/2 7 7/8,8 1/2,8 3/4 10 5/8,12 1/4 13 3/4, 17 1/2, 22, 24,26	115 116 117 215 216 217 315 316 317 325 327
PDC BIT (3 blades,4 blades, 5 blades,6 blades)	5 1/2, 6 1/2 7 7/8,8 1/2,8 3/4 10 5/8,12 1/4 13 3/4, 17 1/2, 22, 24,26	M223,M322,M316, M222,M416,M122

IADC		437	517	537	617	637	737
WOB	KN/mm (bit dia.)	0.5-0.75	0.5-0.85	0.5-0.85	0.55-0.85	0.55-0.85	0.55-0.85
	Lb/in (bit dia.)	2860-4280	2860-4860	2860-4860	3140-4860	3140-4860	3140-4860
	r.p.m	70-45	70-45	70-45	70-45	60-40