What materials can the drill bits handle?

The bits are suitable for stainless steel, carbon steel, aluminum, alloy steel, cast iron, wood, and plastic.

What is the maximum thickness for drilling?

The drill bits are compatible with materials less than 3mm (0.12 in) in thickness.

What is the minimum order quantity?

The minimum order quantity is 50 pieces.

HSS 5PCS Titanium Spiral Grooved Step Drill Bit for Stainless Steel Drilling

Name: HSS 5PCS Titanium Spiral Grooved Step Drill Bit for Stainless Steel Drilling
Brand: JiangSu XingRui Tools Co., Ltd.
SKU: 2059598305

Jiangsu, ChinaJiangSu XingRui Tools Co., Ltd.

US$1.25

100 Pieces

Sample price:US$15.60/set.Request sample

Product profile

Customization

Available

Customized

Non-Customized

Standard

DIN, AISI

Model NO.

XRSDB-5PC

Length

Jobber-length

Type

Step Drill Bit

Material

High Speed Steel

Usage

Well Drilling, PCB Drilling, Metal Drilling

Surface Treatment

Amber Color

Pakcing

Aluminum Organizing Case

OEM

Transport Package

Cartons

Specification

3/16-7/8

Trademark

STARRY

Origin

Danyang Jiang Su

HS Code

82075090

Production Capacity

5000000 Per Mouth

Key features

50 Sizes in 5 Bits: Set includes five standard step drill bits capable of drilling 50 different hole diameters.

Titanium Coating: Spiral grooved bits with titanium coating improve durability and extend service life.

Laser Measurements: Highly visible laser measurements allow for easy size identification and improved accuracy.

Universal Compatibility: Drills holes in aluminum, copper, steel, plastic, and wood up to 3mm thickness.

Split Point Tip: Accelerates cutting speed and prevents angled walking from the center line.

High Hardness: M2 HSS raw material provides excellent toughness with 64-65 HRC hardness.

OEM & Customization: Graved logo, laser logo, and customized packing options are available.

Durable Construction: Non-walking drill tip ensures fast and smooth drilling on various metal sheets.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery

JiangSu XingRui Tools Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1.5 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤1.98h

AI-Powered supplier vetting

SummaryJiangSu XingRui Tools Co., Ltd. is a China-based limited company established in 2018, with 38 employees and five production lines. It offers thread taps and HSS drill bits, and its stated business scope includes manufacturing and sales of pneumatic and electric tools and metal-cutting processing services. The supplier reports ODM and OEM capabilities, but no available SDK and no new products in the past year. Service-management documentation is weak: no written procedures or records are reported for service assessment, corrective actions, or complaint handling. Overseas service coverage is listed as zero, although FOB, CIF, and EXW quotations and one-month lead times are available. Audit-related data identifies BV and an SGS report period, but the audit result is recorded as 0 without an explanatory interpretation. Financial information consists only of year labels, so financial credibility cannot be assessed.

After-Sales capabilityThe supplier reports no written procedures or records for service-capability assessment, corrective and preventive actions, or effective customer-complaint handling. It has no stated overseas service coverage, although it lists standard quotation terms and one-month peak- and off-season lead times.

R&D capabilityThe supplier reports no available SDK and no new products during the past year. It does report ODM service availability and OEM capability for popular brands, showing customization-oriented development support despite limited evidence of recent product innovation.

Production capacityThe supplier reports five production lines, 6–10 quality-control staff, one year of total R&D-engineer experience, and an annual production-output category. Its stated scope also includes manufacturing and sales of pneumatic and electric tools and metal-cutting processing services, supporting the existence of production operations, although engineering experience is limited.

Customization capabilityThe supplier explicitly reports ODM service availability and OEM capability for popular brands. Its product scope includes thread taps and HSS drill bits, while its broader business scope includes manufacturing and metal-cutting processing services, supporting a positive assessment of customization capability.

Product Q&A

Q:Is OEM available?

Yes, OEM and customization are available. Graved logo marker, Laser logo marker, customized packing. Printed Inner box, Carton box.

Q:Are samples available?

Yes, you can ask some samples for testing after confirming our prices, but please pay the sample and freight fee, the sample fee will be returned to you after you making official order.

Q:What is your payment terms?

T/T, L/C, D/A, D/P, Paypal, Western Union, for different circumstances.

Q:What's your delivery way?

Express delivery, air shipping, sea shipping are available for your request.

Q:What's your delivery time?

Usual delivery time is 20-25 days after receiving the advance payment; For the customized product, 35-40 days after receiving the advance payment.