What is the MOQ for this product?

There is no minimum order quantity requirement for testing and trial orders.

What are the main applications of these drill bits?

They are used in granite and marble quarries, gold and coal mines, railways, tunnels, water conservancy, and geological exploration.

Cross Drilling Bit 40mm Tapered Rock Bits Tungsten Carbide Crown Drill Bit

Name: Cross Drilling Bit 40mm Tapered Rock Bits Tungsten Carbide Crown Drill Bit
Brand: Zhejiang Sanrock Supply Management Co., Ltd.
SKU: 2015364305

Zhejiang, ChinaZhejiang Sanrock Supply Management Co., Ltd.

US$5.90-6.37

50 Pieces

Sample price:US$6.37/piece.Request sample

Product profile

After-sales Service

Online Technical Services

Warranty

3 Months

Certification

CE, ISO 9001:2015

Model NO.

40mm tapered cross bit

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Carbon Steel

Product Name

Tapered Drill Bits

Weight

22kg/Box

Diameter

40mm

Advantage

High Performance,Wear Resistant

Shank Size

22*108mm

Application

Ore Mining,Granite Drilling ,Marble Quarry

Key Words

Thread Cross Drill Bit

Transport Package

50PCS in a Box

Specification

34X26X8 cm

Trademark

SANROCK

Origin

Zhejiang, China

Production Capacity

50000pieces/Year

Key features

High-Performance Material: Made of high-grade 35CrMoNiV steel reinforced with tungsten carbide for durability.

Wide Diameter Range: Available in sizes from 28mm to 120mm, including 40mm options.

Customizable Design: We can design and manufacture according to customer requirements for diameter and air holes.

Multi-Industry Application: Ideal for granite/marble quarries, gold/coal mines, tunnels, and railways.

Certified Quality: Products are CE and ISO 9001:2015 certified for quality assurance.

Secure Packaging: Packed in sturdy wooden boxes or cartons to ensure safe transportation.

Long Service Life: Features stronger button-fixing ability and better wear-resistance for extended use.

Company profile

High Repeat Buyers ChoiceImporters and ExportersFull CustomizationFlexible Customization

Zhejiang Sanrock Supply Management Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2020-10-16Nearest Port: ningbo, qingdaoAverage Response Time: ≤3.63hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, FAS, CIP, CPT

AI-Powered supplier vetting

SummaryZhejiang Sanrock Supply Management Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory, with mining machinery as its primary product. Its stated business scope includes mining, gas compression, construction, agricultural, refining and chemical equipment, mechanical equipment, electronic products, supply chain management, warehousing and consulting services. The supplier reports extensive customization options and substantial export activity, with self-operated import and export rights and five years of export experience. However, it has only two employees, no stated inventory, overseas warehouse or overseas showroom capability, and its raw-material traceability and outsourcing controls are unknown. Service procedures exist for corrective actions and customer complaints, but written records were not provided; quality assurance status is unknown. The supplier is explicitly not classified as a professional technical supplier and does not provide 3D...

Supplier typeThe supplier is identified as both a trading company and manufacturer/factory, legally organized as a limited company and operating in China. Its primary offered product is mining machinery, but the available information does not establish the scale or extent of its own manufacturing operations.

After-Sales capabilityThe supplier has procedures for corrective and preventive actions and customer complaints, but no written records were provided. It also reports no in-stock service capability, no overseas warehouse, and no overseas showroom, indicating explicit limitations in service infrastructure.

R&D capabilityThe supplier is explicitly not considered a professional technical supplier and does not provide 3D software design services. Although it offers several forms of customization, the available evidence does not demonstrate research and development strength or product innovation capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization and flexible customization. These stated service categories provide direct evidence of broad customization capability, although no technical execution details are supplied.

Product Q&A

Q:What products can you buy from us?

We offer DTH drilling rigs, core drilling rigs, pile drivers, screw air compressors, DTH hammers, drill rods, piston air compressors, pneumatic rock drills, drill bits, tricone bits, and spare parts.

Q:How can I make payment?

You can pay by credit card, TT, Western Union, LC, PayPal, Money Gram, or small-amount payment.

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

Large quantities ship by sea or land; small items ship via DHL, UPS, FedEx, or TNT. Lead time is within 15 workdays off-season and one month during peak season.

Q:How is your quality control?

We have an experienced QC team that performs strict inspection and testing for every order before shipping.

Q:What is the warranty period?

We provide a 3-month warranty for our products.