API 8 1/2" steel cone bit

8 1/2" Steel Tricone Drill Bits 1-API or ISO 9001:2008 2-Delivery Date: In 7 days 3-Delivery term: By sea/air

Hejian Fist Petroleum Equipment Co., Ltd.  We have been in line with the principle of "faith-based, quality of survival and mutual benefit, provides the highest quality products and attentive service for our customers". We are looking forward to establishing relationships with you in the near future

 

Milled tooth bits

1,Soft formations(114-117)

These bits are designed to drill the softest formations such as soft shales,red beds, and clays, with high durability and maximum penetration rates. 

2,Soft to medium formations(121,124,126,134,136,137)

These bits are designed to drill formations such as shales, medium soft limestone, Medium sandstone and other formations with intermittent hard streaks. 

3,Medium to hard formations(213,214,215,217)

These bits are designed to drill formations such as hard sandstone, dolomite, and broken formations with hard cherty streaks 

 

 

Model	6-26( inch)
Type	Tricone bits, Steel tooth bits, PDC bits
Applicable	water well, oil field, construction, geothermal, directional boring, and underground foundation work
Formation	sticky, soft, medium hard, hard formation
Bearing	rubber seal or metal seal
Packing	wooden box, steel  box, or as your requirements
Payment Term	T/T or L/C at sight
MOQ	1 Piece
Supply Ability	1000 Pieces/month
Delivery Time	within 7 work days

 

Size		Bit Type
In.	mm
6	152.4	517G, 537G, 617G, 637G
6 1/2	165.1	517G, 537G
7 7/8	200.0	517G, 527G, 547G, 617G, 627G, 637G
8 1/2	215.9	437G, 447G, 517G, 537G, 617G, 627G, 637G
9 1/2	241.3	437G, 517G, 537G, 547G, 617G
9 5/8	244.5	437G, 517G, 537G, 547G, 617G
9 7/8	250.8	437G, 517G, 537G, 547G, 617G
12 1/4	311.1	437G, 517G, 537G, 617G, 627G, 637G
17 1/2	444.5	517G, 537G, 617G, 627G, 637G

API 8 1/2" steel cone bit