📦 Долота DTH

Буровая коронка M3 DTH с кнопочными твердосплавными вставками

Name: Буровая коронка M3 DTH с кнопочными твердосплавными вставками
Brand: Kaishan
SKU: M3
Availability: InStock

Model: M3

Пожалуйста, обратитесь за помощью, если у вас есть особые требования: у нас работают опытные инженеры, которые понимают, что для некоторых условий бурения может потребоваться иная конфигурация твердосплавных вставок. Такая коронка может быть спроектирована и изготовлена в соответствии с вашими конкретными требованиями.

Technical Specifications

Модель	M3
Диаметр (mm)	90
Промывочные отверстия	2
Вес (kg)	3.5

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Selection Advantages Applications Comparison Components Principle Features Packaging Service FAQ

Product Details

## Overview Kaishan M3 DTH drill bits are engineered for demanding down-the-hole hammer drilling in mining, quarrying, construction, and water well applications. As a core product in Kaishan's drilling tools line, the M3 combines advanced metallurgy with precision manufacturing to deliver consistent performance in hard and abrasive rock. The bit is designed to match standard DTH hammers, ensuring compatibility with common rigs and drill strings. ## Technical Features The M3 features a high-strength alloy steel body with carefully positioned carbide buttons for optimal rock fracture. The button layout and face design promote even wear and efficient energy transfer, resulting in faster penetration rates and reduced drilling costs. Deep air passages and large flushing holes ensure effective cuttings removal, preventing regrinding and extending bit life. The bit undergoes strict heat treatment and quality inspection to maintain hardness and toughness balance. ## Applications These bits are widely used in open-pit and underground mining, quarry blasting, water well drilling, and geotechnical exploration. They perform well in granite, basalt, limestone, sandstone, and other medium to hard formations. The M3 is available in various diameters and face configurations to suit different rock conditions and hammer models. ## Why Choose Kaishan M3 With Kaishan's global reputation for reliable drilling equipment, the M3 offers excellent value through long service life, consistent quality, and responsive support. Each bit is packed for safe transport and backed by Kaishan's after-sales service, including technical guidance and spare parts supply. Whether you are drilling blast holes or water wells, the Kaishan M3 DTH drill bit is a dependable tool for your operation.

Technical Selection

Key parameters for matching this machine to your job. Send us your hole diameter, depth and rock condition and our engineers will confirm the right configuration.

Модель

Диаметр (mm)

Промывочные отверстия

Вес (kg)

3.5

Not sure this model fits? Tell us the hole diameter and depth — we will confirm the matching rig, compressor and hammer.

Check with an engineer

Key Advantages

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Premium carbide buttons for high wear resistance and long life

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High-strength alloy steel body for durability in hard rock

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Optimized face design for fast penetration and even wear

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Large flushing holes for efficient cuttings removal

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Compatible with standard DTH hammers and drill pipes

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Available in multiple diameters and button configurations

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Strict heat treatment and quality control

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Cost-effective performance for mining and water well drilling

Similar Models in This Category

This model is unique in its series — here are similar models from the same category.

Model	Model	Type	Size	Application	Material	Inquire
M3This model	Kaishan M3	DTH Button Bit	76mm - 152mm (customizable)	Mining, quarrying, water well drilling	Alloy steel body with carbide buttons	Get a Quote
K10	K10	DTH Drill Bit (Down-the-Hole Button Bit)	90–130 mm diameter (customizable)	Mining, quarrying, water well drilling, construction	Alloy steel body with tungsten carbide buttons	Get a Quote
K3	K3	DTH Drill Bit	76mm - 152mm	Mining, Quarrying, Water Well Drilling	Alloy Steel with Carbide Buttons	Get a Quote
K30	K30	DTH Button Bit	76mm - 152mm (customizable)	Mining, Quarrying, Water Well, Construction	Alloy Steel Body with Tungsten Carbide Buttons	Get a Quote
K4	K4	DTH Drill Bit	Φ110 mm (standard); other sizes available	Mining, water well drilling, quarrying, construction	Alloy steel body with carbide button inserts	Get a Quote
K40	K40	DTH Button Bit	76mm - 152mm (3" - 6")	Mining, quarrying, water well drilling, construction	Alloy steel body with tungsten carbide buttons	Get a Quote
K5	K5	DTH Button Bit	130 mm - 152 mm diameter	Mining, quarrying, water well drilling, foundation engineering	Alloy steel body with tungsten carbide buttons	Get a Quote
K50	K50	DTH Drill Bit (Button Bit)	5 inch (127 mm) shank, 130-140 mm diameter	Mining, quarrying, water well drilling, construction	Alloy steel body with tungsten carbide buttons	Get a Quote
K6	K6	DTH Button Bit	76mm - 152mm (3" - 6")	Mining, Quarrying, Water Well Drilling, Construction	Alloy Steel Body with Tungsten Carbide Buttons	Get a Quote

Compare 2–3 models? Tick the boxes and send them together — we will quote each one for you.

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Not sure which model fits your project? Send us your working pressure and air demand — our engineers will recommend the right one.

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Main Components

Alloy steel bit body
Carbide buttons
Bit face
Flushing holes
Air passages
Shank adapter
Retaining ring
Wear-resistant coating

Working Principle

DTH drill bits work with a down-the-hole hammer that is driven by compressed air. The hammer piston strikes the bit shank at high frequency, transferring impact energy to the carbide buttons on the bit face. As the bit rotates slowly, the buttons crush and fracture the rock. Compressed air then flows through the bit's flushing holes to remove cuttings from the hole bottom and carry them to the surface. The combination of impact, rotation, and flushing enables efficient drilling in hard rock. The Kaishan M3 is designed to optimize this process with a robust body, precisely positioned buttons, and large air passages, ensuring effective energy transfer and fast hole cleaning.

Detailed Features

▸High penetration rate in hard rock
▸Long service life with premium materials
▸Even wear for consistent performance
▸Efficient hole cleaning
▸Compatible with standard DTH hammers
▸Available in various sizes
▸Strict quality control
▸Cost-effective drilling

Packaging & Shipping

Each Kaishan M3 DTH drill bit is packed in a wooden case or carton with rust-proof protection and secured for transport. Standard export packing ensures safe delivery. For bulk orders, bits are palletized or loaded into containers. Delivery time is typically 15-30 days after order confirmation, depending on quantity. Shipping ports include Ningbo, Shanghai, or as per customer request. We can arrange FOB, CIF, or other terms.

After-Sales Service

Kaishan provides a 12-month warranty against manufacturing defects. Our 24-hour technical support team is available to assist with selection, operation, and troubleshooting. We offer training and on-site guidance for proper use and maintenance. Genuine spare parts are available through our global network to minimize downtime. With a commitment to customer satisfaction, we ensure quick response and reliable after-sales service.