What is the lead time?

Peak season lead time is 1-3 months, while off-season lead time is one month.

What certifications does the factory have?

The factory is certified with ISO9001:2015 management system.

What are the available tip angles?

Bits 0.5mm to 2.9mm have a 118-degree tip, and bits 3mm to 20mm have a 135-degree tip.

10PCS HSS Twist Drill Bit Set

Name: 10PCS HSS Twist Drill Bit Set
Brand: ZHENJIANG HTT TOOL CO., LTD.
SKU: 2109366975

Jiangsu, ChinaZHENJIANG HTT TOOL CO., LTD.

US$3.41-6.30

1,000 Pieces

Sample price:US$15.00/piece.Request sample

Product profile

Customization

Available

Customized

Standard

DIN

Model NO.

PL10-990-901-910-906

Length

34mm to 133mm

Type

Twist Drill Bit

Material

High Speed Steel

Usage

Metal Drilling

Steel Type

HSS M2 / M35 / 4241 / 4341

Flute Type

Rotation Direction

Right Hand

Surface Treatment

Bright Finished / Amber Finished / Black Finished

Tip Point

0.5mm to 2.9mm 118degrees, 3mm-20mm 135degrees

Marking

Stamped Marking

Standard Type

DIN338rn

Shank Type

Cylindrical Shank

Transport Package

Blister, Skin, PVC Bag, Color Paper Hanger, Paper

Specification

1mm to 10mm diameter

Trademark

OEM, HTT

Origin

China

HS Code

8207509000

Production Capacity

7200000PCS/Year

Key features

Multi-Grade HSS Options: Available in HSS M2, M35, 4241, and 4341 steel types for diverse drilling needs.

Precise Tip Angles: 118-degree tip for 0.5-2.9mm bits and 135-degree tip for 3-20mm bits.

Custom Surface Finish: Options include Bright, Amber, and Black finished surfaces.

Full Customization: Supports customization from designs, samples, and full customization services.

ISO9001 Certified: Manufacturer holds ISO9001:2015 certification for quality management.

DIN Standard Compliance: Products strictly follow DIN338RN standard specifications.

Professional Manufacturing: 10 production lines with 6 QA/QC inspectors ensuring product reliability.

Global Export Experience: 12 years of export experience serving North America, Europe, and Asia.

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: ≤5.92h

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.