What is the minimum order quantity?

The minimum order quantity is 10 pieces.

What are the available payment terms?

Payment terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payment.

Which ports are available for shipping?

The nearest port is Shanghai port.

Precision Tungsten Carbide Gun Drill Bits for Deep Hole Drilling

Name: Precision Tungsten Carbide Gun Drill Bits for Deep Hole Drilling
Brand: Shanghai Zhuyun Machinery Co., Ltd
SKU: 2333573825

Shanghai, ChinaShanghai Zhuyun Machinery Co., Ltd

US$100.00

1 Piece

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

DIN

Model NO.

D28.3*350

Length

Jobber-length

Type

Gun Drill Bit

Material

Solid Carbide

Usage

Metal Drilling

Transport Package

1 Plywood Cases

Specification

D28.3*350

Trademark

ZHU YUN

Origin

China

Key features

High precision for deep hole machining

Excellent straightness & roundness

Internal coolant hole design

Stable chip removal for long deep holes

Wide applicability: steel, stainless steel, alloy

High processing efficiency, long service life

Company profile

Importers and ExportersFast DeliveryQuality AssuranceR&D Capabilities

Shanghai Zhuyun Machinery Co., Ltd

Shanghai, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedExport Year: 1 year CertifiedNearest Port: Shanghai portAverage Response Time: ≤0.01h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier operates one production line and provides CNC honing and related machining capabilities, including rough and fine honing. It offers broad customization, ODM, and OEM services, with two R&D engineers, 41–50 quality-control staff reported in one slice, 12 quality-control test devices, and documented R&D audit materials. Export activity represents 41%–50% of sales, began one year ago, and the supplier has self-operated import/export rights. Service procedures and records exist, but no approved-supplier list or written corrective/preventive-action and complaint-handling procedures are reported. Inventory capability is available, while overseas warehousing and showroom services are unavailable. Financial records are indicated for 2021–2023, but their contents are not provided. No certification information or identifiable customer cases are supplied.

Supplier typeThe supplier appears to be a manufacturing and machining supplier operating one production line, with CNC, grinding, honing, milling, sawing, and laser-marking equipment. It also has self-operated import/export rights and provides OEM services for recognized brands.

After-Sales capabilityTechnical engineers are responsible for confirming customer requirements and providing technical support for after-sales service, and written service procedures with follow-up records exist. However, the supplier reports no written corrective/preventive-action procedures or complaint-handling procedures, indicating incomplete formal after-sales controls.

R&D capabilityThe supplier reports new products during the past year, ODM availability, broad design support, and retained design input, output, review, verification, and validation documentation. Its R&D team consists of two engineers, and no SDK is available; overall innovation capability is supported but relatively limited in disclosed scale.

Production capacityThe supplier operates one production line and lists multiple machining facilities, with 12 quality-control testing devices and documented finished-product inspection instructions. It has inventory capability, but lacks a valid manufacturing contract with related subcontractors and reports peak-season lead times that may extend beyond one month.

Customization capabilityThe supplier explicitly offers customization from samples, designs, flexible and minor customization, and full customization. Technical engineers confirm customer requirements, and the same broad customization scope is reported across R&D and design-service information.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of at least some brand-related customer experience. No customer names, project details, order records, or independently verifiable case studies are provided.