What customization options are available?

We accept OEM/ODM and can design and manufacture according to the customer's requirements for drill diameter, number of air holes, carbide button shape, and head shape. The product is available in multiple colors, including black, yellow, blue, red, and gold.

What rock types is this drill bit suitable for?

The bit is suitable for carbonate rock, limestone, chalk, clay rock, siltstone, sandstone and other soft and hard rock (9 - grade drillability of rock, hard rock drilling).

6 Inch 152-190mm Diameter High Air Pressure DTH Hammer Drill Bit

Name: 6 Inch 152-190mm Diameter High Air Pressure DTH Hammer Drill Bit
Brand: Hangzhou Changnuo Machinery Equipment Co., Ltd.
SKU: 2124720202

Zhejiang, ChinaHangzhou Changnuo Machinery Equipment Co., Ltd.

US$273.00-373.00

1 Piece

Product profile

Customization

Available

Length

Jobber-length

Material

High Carbon Steel

Model NO.

HDB-SP680

Usage

Well Drilling, Metal Drilling

Shank Length

231mm

Port Holes

Head Diameter

152-190mm

Color

Customized

Transport Package

Wooden Box /Cartoon

Trademark

CNMC

Origin

China

Key features

Customizable Color Options: Available in black, yellow, blue, red, and gold to suit customer preferences.

High Drilling Efficiency: Wear-resistant drill buttons keep the bit sharp, greatly improving drilling speed.

Extended Service Life: Alloy material provides longer life compared to similar products on the market.

Wide Application Range: Suitable for carbonate, limestone, chalk, clay, siltstone, sandstone, and hard rock.

OEM/ODM Support: We accept OEM/ODM and design according to customer requirements for diameter and shape.

CE Certified Quality: Our machinery holds CE certification, ensuring compliance with international standards.

Compatible with Various Hammers: Suitable for many DTH Hammer types including XL, Mission, COP, IR, Mach, and Demag.

Stable Drilling Performance: Bit design ensures stable speed and effective cutting teeth usage for diameter protection.

Company profile

Hangzhou Changnuo Machinery Equipment Co., Ltd.Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2024-12-02Nearest Port: shanghai, ningboAverage Response Time: ≤7.94hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryHangzhou Changnuo Machinery Equipment Co., Ltd. is identified as both a trading company and manufacturer/factory based in Hangzhou, Zhejiang, China. Its stated products include drilling rigs, air compressors, DTH hammers, and drilling bits, with engagement across industrial, manufacturing, construction, and related sectors. The supplier reports ISO 9000, ISO 9001, and ISO 14000 certifications, three production lines, and 6–10 quality-control staff. It states that it provides non-standard customized services and emphasizes quality, customer service, and production-efficiency improvement. Export markets include Southeast Asia, Eastern Asia, and Africa, with Shanghai and Ningbo listed as nearby ports. However, the available information does not establish after-sales performance, financial credibility, documented customer cases, or strong R&D depth; total R&D engineer experience is stated as under five years. The export start date is listed as December 2, 2024, indicating limited documented export history in...

Supplier typeThe supplier is explicitly classified as both a Trading Company and a Manufacturer/Factory. This indicates combined sourcing/trading and manufacturing capabilities, although the data does not specify the proportion or scope of each activity.

CertificationsThe supplier reports ISO 9000, ISO 9001, and ISO 14000 certifications. These certifications provide explicit evidence of formal quality and environmental management systems, although certification scope and validity details are not provided.

Production capacityThe supplier is identified as a manufacturer/factory, operates three production lines, and offers drilling rigs, air compressors, DTH hammers, and drilling bits. These details support established production capability, but capacity, output, equipment scale, and delivery performance are not provided.

Customization capabilityThe supplier explicitly states that it can provide non-standard customized services to address specific production challenges. This is direct evidence of customization capability, although the available data does not define technical limits, engineering workflow, or examples of completed custom projects.

Product Q&A

Q:What can you buy from us?

Drilling rig, DTH drilling rig, Automatic drilling rig with rod changing system, rotary drilling rig, pile driver machine, core drilling rig, screw air compressor, piston air compressor, pneumatic rock drill, drill bit, Tricone bit, eccentric casing system, DTH hammer, drill rod, spare parts etc.

Q:How can I make payment?

You can pay directly online with credit card, or TT, Western Union, LC etc.

Q:How is the shipment? How long does it take?

For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT. You can also appoint shipping method you like before we ship.

Q:How is your quality control?

We have our own experienced QC. There will be strict inspection and testing for every order before shipping out.

Q:Do you have any certificate of authorization?

Our machinery is CE certified.