42CrMoA Steel Taper Drill Bit 4×7mm Buttons for Hard Rock Drilling

Name: 42CrMoA Steel Taper Drill Bit 4×7mm Buttons for Hard Rock Drilling
Brand: Yantai Zlinktric Mining Equipment Co., Ltd.
SKU: 2176850032

Shandong, ChinaYantai Zlinktric Mining Equipment Co., Ltd.

US$7.20

100 unit

Product specifications

Model Number

Product profile

Customization

Available

After-sales Service

One-Year After-Sales Service

Warranty

One-Year After-Sales Service

Model NO.

LT32-46mm

Certification

ISO 9001:2000, ISO 9001:2008, Ka

Standard

AISI, JIS

Surface Treatment

Galvanized

Manufacturing Process

Forging

Material

Alloy Steel

Button Quantity

4-9buttons

Use

Coal Mining,Quarry Drilling or Well Drilling

Inserts Design

Spherical; Ballistic; Parabolic

Advantage

High Performance

Button Size

4m Tungsten Carbide Button

Skirt Style

Short Skirt/Long Skirt

Flushing Hole

1 Front + 1 Side Flushing Hole

Approx Single Weight

0.24kg-0.35kg

Matching Equipment

Yt19A,Yt24,Yt27,Yt28,Yt29 Pneumatic Rock Drill

Supply Mode

Factory Direct Supply

Color

Request

Selling Units

Single Item

Video Outgoing-

Provided Inspection

Report

Provided

Transport Package

Standard Export Quality

Specification

7°, 11°, 12°/42CrMoA steel body

Trademark

Zlinktric

Origin

Shandong. China

Production Capacity

100000

Key features

Superior Wear Resistance: ZK05 tungsten carbide buttons with 30% longer service life than ordinary bits.

Customizable Sizes: Available in 30-42mm diameters with customizable options supported.

Wide Compatibility: Matches YT24, YT27,YT28 drills and all standard taper drill rods.

High Hole Straightness: Precision machining ensures straight boreholes and reduces deviation.

Low Jamming Risk: Optimized flushing hole design prevents blockage and improves continuity.

Durable Structure: Integral heat treatment eliminates stress, preventing breakage under continuous work.

Low Drilling Cost: Unit drilling cost is less than Atlas and Mitsubishi brands.

Factory Direct Supply: Direct supply from factory with standard export quality packing.

Company profile

Importers and ExportersSelf-brandedPatents AwardedIn-stock Capacity

Yantai Zlinktric Mining Equipment Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤6.15h

About Our Factory & Business Background

AddressLangao Industrial Park, Yantai, Shandong, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsMining Locomotive, Mining Scooptram, Mining Mucking Rock Loader, Mining Wagon, Railway Steel

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What are your terms of payment?

T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q:What are your terms of delivery?

EXW, FOB, CFR, CIF, DDU.

Q:How about your delivery time?

Generally, it will take 15 to 30 days after receiving your advance payment. Sometimes we have them in stock. The specific delivery time depends on the items and the quantity of your order.

Q:Do you test all your goods before delivery?

Yes, we have a 100% test before delivery.

Q:How do you make our business a long-term and good relationship?

Relying on scientific and technological innovation, customer satisfaction is the goal, and equipment is provided to customers with quality products and comprehensive after-sales service.