What is the warranty or quality control process?

We perform random visual and function inspections on finished products with 6 QA/QC inspectors.

Which ports are used for shipping?

The nearest port for export is Shanghai Port.

What is the product type and standard?

It is a Twist Drill Bit following the DIN standard, specifically a Double Square Box Cutter.

Double Square Box Cutter SDS-Plus 77X154mm

Name: Double Square Box Cutter SDS-Plus 77X154mm
Brand: ZHENJIANG HTT TOOL CO., LTD.
SKU: 2065046035

Jiangsu, ChinaZHENJIANG HTT TOOL CO., LTD.

US$11.36-12.37

500 Pieces

Sample price:US$14.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

DIN

Model NO.

215C-2

Length

140mm

Type

Twist Drill Bit

Material

Tungsten Carbide

Usage

Masonry Drilling

Marking

Stamped

Shank Type

SDS-Plus

Transport Package

Paper Hanger, PVC Bag, Skin Pack, Blister Pack

Specification

77x154mm square slots

Trademark

OEM, HTT

Origin

China

HS Code

8207509000

Production Capacity

2400000/Year

Key features

Customized Marking: Stamping customization available for product marking.

Customized Shank Type: SDS-Plus shank type customization supported.

ISO9001:2015 Certified: Manufacturing process certified under ISO9001:2015 standards.

Full Customization: Offers full customization from designs and samples.

ODM Service Available: Original Design Manufacturer services provided.

Tungsten Carbide Material: Constructed from durable Tungsten Carbide for masonry drilling.

Dual Hole Cutting: 77x154mm double square box cutter for efficient socket cutting.

Complete Set Included: Includes cutter, SDS-plus rod arbor, and SDS chisel for cleanup.

Company profile

High Repeat Buyers ChoiceYears of Export ExperiencePatents AwardedManagement Certification

ZHENJIANG HTT TOOL CO., LTD.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤9.57h

AI-Powered supplier vetting

SummaryHTT is identified as a manufacturing factory with self-operated import/export rights and substantial export activity, with exports representing 90% of total sales. It holds an ISO9001:2015 management-system certificate and reports documented finished-product inspection instructions and supplier-management procedures. The supplier supports customization from designs and samples, full customization, and ODM services, and reports new-product development, one R&D engineer, AutoCAD capability, and two patents. However, it has no stated inventory, overseas warehouse, overseas agent or branch, showroom, or offline trade-show experience. Corrective-action and complaint procedures exist but lack written records, and R&D audit documentation is unavailable. No financial assessment can be made from the provided information.

Supplier typeHTT is explicitly identified as a factory, with manufacturing equipment listed and the associated-company industry identified as manufacturing. It also reports self-operated import/export rights, indicating direct export capability.

CertificationsThe supplier reports an ISO9001:2015 certificate in both its supplier-management and management-system information. This is explicit evidence of holding a recognized quality-management certification.

R&D capabilityHTT reports new products within the past year, ODM service, AutoCAD capability, two R&D patents, and one R&D engineer. However, it has no available SDK and no R&D audit documentation for design inputs, outputs, reviews, verification, and validation; the evidence supports some innovation activity but not a comprehensive R&D system.

Production capacityThe supplier lists multiple machining facilities, documented and consistently followed finished-product inspection instructions, quality assurance, 20 qualified service-capability suppliers, and a written supplier-assessment procedure with records. Against this, it reports no valid manufacturing-capacity contract with affiliated subcontractors and no inventory capability.

Customization capabilityHTT explicitly offers customization from designs, customization from samples, full customization, and ODM services. Its R&D engineer provides production technology support and prepares product specifications for client approval, directly supporting customized development.