MILLED TOOTH BITS 217

Unique steel tooth structure effectively improving the wearing resistance of the teeth and greatly increasing the rate of penetration.

Bit specification

features

Cutting Structure

Unique steel tooth structure effectively improving the wearing resistance of the teeth and greatly increasing the rate of penetration.

 

Gauge Structure

Enhancedgauge protectionwithhardfacing on the shirttail, strengthenedleg with special insert tungsten carbide.

 

Bearing Structure

High precision journalbearing,hardfacedbearing surface. Cone bearing inlaid with friction reducing alloy and then silver-plated,made the rotating more stability, safety and durability.

Option Features

Seal and Lubrication

Patented uniquemetal seal can enhance the seal performance,it has longer durability than the rubber seal .The compensationbearinggrease system greatly increase the lubricating reliabilityand improve the bearing life effectively.

 

Application:

Medium to hard formations with highcompressive strength,such ashardshale/clay/ sand stone/dolomite.etc.

 

We supply different size of this type of bit as clients’ requirement.

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