How To Solve Your Technical Doubts? How To Inquire About A Price?

Please contact email info@bitschina.et Or WhatsApp+86 15076382950, we will arrange professional personnel as soon as possible to solve your technical doubts one by one and provide you with a price quotation.

What Other Related Products Or Services Does Our Company Have?

Our company not only produces various types of PDC drill bits and tricone bits, alloy scraper drill bits, reamers, single roller taper drill bits, roller cone blades,DTH drill bit,Drill Rod ,stabilizers ,Mud motor and various rock drilling tools. If you have any other industry related questions, we will do our best to answer them for you.

What Accessories Do Our Drill Bit Products Have?

There will be relevant instructions provided after packing.

8 1/2 Inches Milled Tooth For Well Drilling

· Drill bits are suitable SOFT TO MEDIUM FORMATION , such as clay, shale,sandstone and limestone with low compressive strength

· pplication：Iworks best in homogeneous soft to medium-hard formations.

· Keyword：ROCK BIT

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Details

size (in)	8 1/2
size (mm)	215.9
Bearing Type	Journal Sealed Bearing/ Rubber O-Ring
Tooth Type	MILLED TOOTH
Nozzle qty	3
Connection	4-1/2″ API REG
Recommended RPM (r/min)	150-80
Recommended WOB (KN)	0.35-0.8
Net / Gross weight (kg)	36/39
Package dimension (mm)	262340

Note :The upper limits of WOB and RPM in above table should not be used simultaneously.

The Characteristics of milled tooth

1. High drilling speed and excellent cutting performance in soft to medium-hard formations.

2. Strong self-cleaning ability, effectively preventing bit balling during operation.

3. Good impact resistance and stable performance, suitable for various conventional drilling conditions.

FAQs

Q
How To Solve Your Technical Doubts? How To Inquire About A Price?

A
Please contact email info@bitschina.et Or WhatsApp+86 15076382950, we will arrange professional personnel as soon as possible to solve your technical doubts one by one and provide you with a price quotation.
Q
What Other Related Products Or Services Does Our Company Have?

A
Our company not only produces various types of PDC drill bits and tricone bits, alloy scraper drill bits, reamers, single roller taper drill bits, roller cone blades,DTH drill bit,Drill Rod ,stabilizers ,Mud motor and various rock drilling tools. If you have any other industry related questions, we will do our best to answer them for you.
Q
What Accessories Do Our Drill Bit Products Have?

A
There will be relevant instructions provided after packing.