Does the product come with a warranty?

The product features a core reinforcement design providing 2x longer life and maximum fracture stability.

What standards does this drill bit meet?

It meets the DIN338RN standard to satisfy most drilling stations and workplace demands.

What is the maximum tensile strength for the material?

This drill bit is suitable for materials with a tensile strength up to 900 N/mm2.

Pre-Cut Bullet Tip HSS Twist Drill Bit DIN338rn for Alloy Steel Iron Metal Drilling

Name: Pre-Cut Bullet Tip HSS Twist Drill Bit DIN338rn for Alloy Steel Iron Metal Drilling
Brand: ZHENJIANG HTT TOOL CO., LTD.
SKU: 1988824295

Jiangsu, ChinaZHENJIANG HTT TOOL CO., LTD.

US$0.526-2.121

1,000 Pieces

Sample price:US$0.79/piece.Request sample

Product profile

Customization

Available

Customized

Standard

DIN

Model NO.

978

Length

86mm to 151mm

Type

Twist Drill Bit

Material

High Speed Steel

Usage

Metal Drilling

Steel Type

HSS M2

Craftsmanship

Fully Ground

Flute Type

Drilling Head

Bullet Tip with Split Point

Marking

Stamped Marking

Surface Treatment

Bright Finish

Shank Type

Cylindrical

Standard Type

DIN338rn

Transport Package

Blister, Skin, Sandwich, Color Paper Hanger, Paper

Specification

4.8mm to 13mm diameter

Trademark

OEM, HTT

Origin

China

HS Code

8207509000

Production Capacity

6800000PCS/Year

Key features

Bullet Tip Design: Special designed pilot point penetrates material faster for precise drilling on curved surfaces.

Enhanced Core Strength: 2x longer life and 2x stronger core with increasing diameter for maximum fracture stability.

Optimized Flute Geometry: Specially ground shoulder cutting flutes ensure exact circular holes with clean edges.

DIN338RN Standard: Meets most drilling stations and workplace demands for alloyed and unalloyed steels.

Customization Available: Other special sizes available on customer request with full customization options.

High Speed Steel Material: Made from HSS M2 for durability when drilling metal up to 900 N/mm2 tensile strength.

Versatile Application: Ideal for sheet metal, thin-walled profile material, pipes, and exact clean drilling.

ISO9001 Certified: Manufacturer holds ISO9001:2015 certification ensuring quality management standards.

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: ≤6.36h

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.