Diamond PDC Male Thread Hard Rock Core Geological Drill Bit

Basic Info.

Model NO.

42CrMo

Certification

ISO9001

Texture

42CrMo

Hardness

HRC38~42

Alloy Designation

Yg8 Yg11

Material

HSS HSS-Co Yk05,etc.

Blade Parameters

Customizable

Cutting Accuracy

Compliant with GB/T 14897.4-1994

Processing Materials

Pig Iron, Medium-Hard Rock Formations, etc.

Applicable Devices

Electric Drills, Bench Drills, Hydraulic Rock Dril

Color

Custom Version

Transport Package

Wooden Box

Specification

φ42 φ50 φ55 φ60

Origin

China

Product Description

Tungsten Carbide Blast Furnace External Thread Drill Bit

High Temperature Wear Resistant for Steelmaking. This product is a dedicated drilling tool for high-temperature blast furnace iron outlet drilling, furnace inspection and repair sampling, emergency block removal, etc.

It is directly connected to the high-temperature blast furnace double-head threaded drill rod and rock drilling machine output end through the tail external thread. It has high wear resistance, high-temperature resistance and impact resistance, and is the core working end of the blast furnace drilling tool system.

Specification

Parameter Category	Specific Specifications
Product Material	High-speed steel (HSS), cemented carbide, diamond-reinforced cutter head
Applicable Thread Type	Metric coarse/fine thread, British UNC thread
Nominal Diameter Range	Metric: M1.6-M24; Imperial: #4-40~3/8-16
Recommended Drilling Depth	≥8mm (M1.6) ~ ≥65mm (M24)
Adaptive Materials	Steel, cast iron, aluminum alloy, plastic, brick, ceramic tile, concrete
Accuracy Class	H7-H9

Why Choose Our Ball Tooth Drill Bits?

Core Characteristics

Efficient Rock Breaking: Ball tooth array design for point contact stress concentration.
High Productivity: Efficiency is more than 35% higher than traditional sheet-shaped drill bits.
Rapid Penetration: Quickly penetrates 500~1500mm thick refractory layers and iron slag layers.

Certifications

Collaboration Cases & Packaging

FAQ

How does the design of the drill bit improve its performance?

The drill bit features high-quality welded tooth surfaces for improved penetration and an optimized tooth profile for superior wear resistance and faster drilling speeds.

Can the drill bits be customized to meet specific needs?

Yes, we tailor solutions to unique drilling requirements, ensuring optimal performance specifically for your project parameters.

What packaging options are available?

Products are typically packed in wooden cases. Fumigation trays and other customized packaging options are available based on customer requirements for international shipping.

How long is the delivery time after placing an order?

For in-stock products, shipping occurs within one week. For out-of-stock items, delivery times vary based on the specific order quantity.

How are the products delivered?

Products can be delivered by sea or air freight, depending on your location, order volume, and time requirements.

Are these drill bits suitable for high-temperature environments?

Absolutely. They are specifically designed for high-temperature blast furnace iron outlet drilling, offering excellent high-temperature and impact resistance.